Get a pack

Returns a pack version (the latest unless `version` is given) with its actions, triggers, connections and egress hosts.

GET /v1/actions/packs/{namespace}/{name}

Returns a pack version (the latest unless `version` is given) with its actions, triggers, connections and egress hosts.

Authentication

Bearer Token (b3os_sk_ API key or b3os_pat_ token) API Key (cookie: __Host-b3os_session)

Path Parameters

namespace string required path

Reverse-DNS publisher namespace, such as `io.b3os`.

Example: "io.b3os"

name string required path

Pack name within the namespace, such as `github`.

Example: "github"

Query Parameters

version string optional query

An exact version or a range such as `1` or `^1.2`.

Responses

200 The pack.

application/json

id string REQUIRED

`<namespace>/<name>`.

object string REQUIRED

Enum: pack

title string REQUIRED

description string REQUIRED

publisher object REQUIRED

id string REQUIRED

name string REQUIRED

verified boolean REQUIRED

Set by the registry, never by the manifest.

latest_version string REQUIRED

action_count integer REQUIRED

trigger_count integer REQUIRED

version string REQUIRED

versions string[] REQUIRED

Every published version, newest first.

Array of: string

connections object[] REQUIRED

Array of:

key string REQUIRED

type string REQUIRED

Enum: api_key, basic, bearer, oauth2, none

label string REQUIRED

egress string[] REQUIRED

Hosts the pack may reach.

Array of: string

actions object[] REQUIRED

Array of:

ref string REQUIRED

Exact reference with the resolved version.

pack string REQUIRED

key string REQUIRED

title string REQUIRED

description string REQUIRED

effects string REQUIRED

`pure` computes from input only; `read` reads from the world; `write` changes it; `irreversible` changes it and cannot be undone (never retried automatically). Drives MCP annotations and retries.

Enum: pure, read, write, irreversible

connections string[] REQUIRED

Connection keys the action needs.

Array of: string

mcp_name string REQUIRED

The action's MCP tool name.

score number

Search relevance from 0 to 1 (search results only).

triggers object[] REQUIRED

Array of:

ref string REQUIRED

pack string REQUIRED

key string REQUIRED

title string REQUIRED

description string REQUIRED

kind string REQUIRED

Enum: webhook, poll, schedule

config_schema object | boolean REQUIRED

A JSON Schema (draft 2020-12) document, such as a routine's `inputs` or an action's `inputSchema`. B3OS checks it against the meta-schema when it is published. References to the meta-schema in `schemas/*.json` resolve here.

Any of:

Option 1object

Option 2boolean

event_schema object | boolean REQUIRED

Any of:

Option 1object

Option 2boolean

connections string[] REQUIRED

Array of: string

content_hash string REQUIRED

published_at string (date-time) REQUIRED

400 The request failed validation (`invalid_request`, `invalid_url`).

application/problem+json

type string (uri) REQUIRED

`https://docs.beta.b3os.org/errors#<code>`.

title string REQUIRED

Short summary of the problem type.

status integer REQUIRED

The HTTP status code, repeated for convenience.

code string REQUIRED

Stable machine-readable error code from the errors catalog.

detail string REQUIRED

Explanation of this occurrence. Never contains secrets.

instance string

The request ID (`req_…`) of the request that failed. Include it when you contact support.

errors object[]

Validation problems, one per field (`invalid_request` and the other codes that list `errors`).

Array of:

pointer string REQUIRED

Where the problem is: a JSON pointer into the request body (`/url`, `/steps/0/uses`), or `#query/<name>`, `#path/<name>` or `#header/<name>` for parameters.

detail string REQUIRED

What is wrong there.

reason string

Finer-grained cause for codes that document one (`unauthorized`, `forbidden`, `egress_denied`, `upstream_unreachable`, …).

required_scope string

The scope that was missing (`forbidden` with `reason: scope`).

retry_after_s integer

Same value as the `Retry-After` header, for clients that only read the body.

limit object

The limit an error refers to. IDs and current values are listed by `GET /v1/limits`.

id string REQUIRED

Limit ID, such as `vision.scrape.rpm` or `sandboxes.concurrent`.

limit number REQUIRED

The limit's value.

unit string REQUIRED

What the limit counts, such as `requests`, `sandboxes`, `vcpu` or `MiB`.

window_s integer

Window length in seconds for rate limits and quotas.

current number

Current usage against the limit, when known.

current_status string

The object's current status, for state conflicts such as `sandbox_not_running`.

upstream_status integer

The HTTP status the upstream returned (`upstream_error`, `action_output_invalid`).

step string

The failed step, as a step ID (routines), an index (`act`) or a path such as `beats/2/do/0` (render).

pack_error object

The error a pack's error mapping chose (`upstream_error` from pack actions).

code string REQUIRED

message string REQUIRED

retryable boolean REQUIRED

401 Missing, malformed, expired or revoked credentials (`unauthorized`).

application/problem+json

type string (uri) REQUIRED

`https://docs.beta.b3os.org/errors#<code>`.

title string REQUIRED

Short summary of the problem type.

status integer REQUIRED

The HTTP status code, repeated for convenience.

code string REQUIRED

Stable machine-readable error code from the errors catalog.

detail string REQUIRED

Explanation of this occurrence. Never contains secrets.

instance string

The request ID (`req_…`) of the request that failed. Include it when you contact support.

errors object[]

Validation problems, one per field (`invalid_request` and the other codes that list `errors`).

Array of:

pointer string REQUIRED

Where the problem is: a JSON pointer into the request body (`/url`, `/steps/0/uses`), or `#query/<name>`, `#path/<name>` or `#header/<name>` for parameters.

detail string REQUIRED

What is wrong there.

reason string

Finer-grained cause for codes that document one (`unauthorized`, `forbidden`, `egress_denied`, `upstream_unreachable`, …).

required_scope string

The scope that was missing (`forbidden` with `reason: scope`).

retry_after_s integer

Same value as the `Retry-After` header, for clients that only read the body.

limit object

The limit an error refers to. IDs and current values are listed by `GET /v1/limits`.

id string REQUIRED

Limit ID, such as `vision.scrape.rpm` or `sandboxes.concurrent`.

limit number REQUIRED

The limit's value.

unit string REQUIRED

What the limit counts, such as `requests`, `sandboxes`, `vcpu` or `MiB`.

window_s integer

Window length in seconds for rate limits and quotas.

current number

Current usage against the limit, when known.

current_status string

The object's current status, for state conflicts such as `sandbox_not_running`.

upstream_status integer

The HTTP status the upstream returned (`upstream_error`, `action_output_invalid`).

step string

The failed step, as a step ID (routines), an index (`act`) or a path such as `beats/2/do/0` (render).

pack_error object

The error a pack's error mapping chose (`upstream_error` from pack actions).

code string REQUIRED

message string REQUIRED

retryable boolean REQUIRED

403 Authenticated but not allowed (`forbidden`, `egress_denied`).

application/problem+json

type string (uri) REQUIRED

`https://docs.beta.b3os.org/errors#<code>`.

title string REQUIRED

Short summary of the problem type.

status integer REQUIRED

The HTTP status code, repeated for convenience.

code string REQUIRED

Stable machine-readable error code from the errors catalog.

detail string REQUIRED

Explanation of this occurrence. Never contains secrets.

instance string

The request ID (`req_…`) of the request that failed. Include it when you contact support.

errors object[]

Validation problems, one per field (`invalid_request` and the other codes that list `errors`).

Array of:

pointer string REQUIRED

Where the problem is: a JSON pointer into the request body (`/url`, `/steps/0/uses`), or `#query/<name>`, `#path/<name>` or `#header/<name>` for parameters.

detail string REQUIRED

What is wrong there.

reason string

Finer-grained cause for codes that document one (`unauthorized`, `forbidden`, `egress_denied`, `upstream_unreachable`, …).

required_scope string

The scope that was missing (`forbidden` with `reason: scope`).

retry_after_s integer

Same value as the `Retry-After` header, for clients that only read the body.

limit object

The limit an error refers to. IDs and current values are listed by `GET /v1/limits`.

id string REQUIRED

Limit ID, such as `vision.scrape.rpm` or `sandboxes.concurrent`.

limit number REQUIRED

The limit's value.

unit string REQUIRED

What the limit counts, such as `requests`, `sandboxes`, `vcpu` or `MiB`.

window_s integer

Window length in seconds for rate limits and quotas.

current number

Current usage against the limit, when known.

current_status string

The object's current status, for state conflicts such as `sandbox_not_running`.

upstream_status integer

The HTTP status the upstream returned (`upstream_error`, `action_output_invalid`).

step string

The failed step, as a step ID (routines), an index (`act`) or a path such as `beats/2/do/0` (render).

pack_error object

The error a pack's error mapping chose (`upstream_error` from pack actions).

code string REQUIRED

message string REQUIRED

retryable boolean REQUIRED

404 No such pack or version (`pack_not_found`, `pack_version_not_found`).

application/problem+json

type string (uri) REQUIRED

`https://docs.beta.b3os.org/errors#<code>`.

title string REQUIRED

Short summary of the problem type.

status integer REQUIRED

The HTTP status code, repeated for convenience.

code string REQUIRED

Stable machine-readable error code from the errors catalog.

detail string REQUIRED

Explanation of this occurrence. Never contains secrets.

instance string

The request ID (`req_…`) of the request that failed. Include it when you contact support.

errors object[]

Validation problems, one per field (`invalid_request` and the other codes that list `errors`).

Array of:

pointer string REQUIRED

Where the problem is: a JSON pointer into the request body (`/url`, `/steps/0/uses`), or `#query/<name>`, `#path/<name>` or `#header/<name>` for parameters.

detail string REQUIRED

What is wrong there.

reason string

Finer-grained cause for codes that document one (`unauthorized`, `forbidden`, `egress_denied`, `upstream_unreachable`, …).

required_scope string

The scope that was missing (`forbidden` with `reason: scope`).

retry_after_s integer

Same value as the `Retry-After` header, for clients that only read the body.

limit object

The limit an error refers to. IDs and current values are listed by `GET /v1/limits`.

id string REQUIRED

Limit ID, such as `vision.scrape.rpm` or `sandboxes.concurrent`.

limit number REQUIRED

The limit's value.

unit string REQUIRED

What the limit counts, such as `requests`, `sandboxes`, `vcpu` or `MiB`.

window_s integer

Window length in seconds for rate limits and quotas.

current number

Current usage against the limit, when known.

current_status string

The object's current status, for state conflicts such as `sandbox_not_running`.

upstream_status integer

The HTTP status the upstream returned (`upstream_error`, `action_output_invalid`).

step string

The failed step, as a step ID (routines), an index (`act`) or a path such as `beats/2/do/0` (render).

pack_error object

The error a pack's error mapping chose (`upstream_error` from pack actions).

code string REQUIRED

message string REQUIRED

retryable boolean REQUIRED

429 A rate, concurrency or quota limit applies (`rate_limited`, `concurrency_limited`, `quota_exceeded`).

application/problem+json

type string (uri) REQUIRED

`https://docs.beta.b3os.org/errors#<code>`.

title string REQUIRED

Short summary of the problem type.

status integer REQUIRED

The HTTP status code, repeated for convenience.

code string REQUIRED

Stable machine-readable error code from the errors catalog.

detail string REQUIRED

Explanation of this occurrence. Never contains secrets.

instance string

The request ID (`req_…`) of the request that failed. Include it when you contact support.

errors object[]

Validation problems, one per field (`invalid_request` and the other codes that list `errors`).

Array of:

pointer string REQUIRED

Where the problem is: a JSON pointer into the request body (`/url`, `/steps/0/uses`), or `#query/<name>`, `#path/<name>` or `#header/<name>` for parameters.

detail string REQUIRED

What is wrong there.

reason string

Finer-grained cause for codes that document one (`unauthorized`, `forbidden`, `egress_denied`, `upstream_unreachable`, …).

required_scope string

The scope that was missing (`forbidden` with `reason: scope`).

retry_after_s integer

Same value as the `Retry-After` header, for clients that only read the body.

limit object

The limit an error refers to. IDs and current values are listed by `GET /v1/limits`.

id string REQUIRED

Limit ID, such as `vision.scrape.rpm` or `sandboxes.concurrent`.

limit number REQUIRED

The limit's value.

unit string REQUIRED

What the limit counts, such as `requests`, `sandboxes`, `vcpu` or `MiB`.

window_s integer

Window length in seconds for rate limits and quotas.

current number

Current usage against the limit, when known.

current_status string

The object's current status, for state conflicts such as `sandbox_not_running`.

upstream_status integer

The HTTP status the upstream returned (`upstream_error`, `action_output_invalid`).

step string

The failed step, as a step ID (routines), an index (`act`) or a path such as `beats/2/do/0` (render).

pack_error object

The error a pack's error mapping chose (`upstream_error` from pack actions).

code string REQUIRED

message string REQUIRED

retryable boolean REQUIRED

500 Something failed inside B3OS (`internal`). Retry with backoff.

application/problem+json

type string (uri) REQUIRED

`https://docs.beta.b3os.org/errors#<code>`.

title string REQUIRED

Short summary of the problem type.

status integer REQUIRED

The HTTP status code, repeated for convenience.

code string REQUIRED

Stable machine-readable error code from the errors catalog.

detail string REQUIRED

Explanation of this occurrence. Never contains secrets.

instance string

The request ID (`req_…`) of the request that failed. Include it when you contact support.

errors object[]

Validation problems, one per field (`invalid_request` and the other codes that list `errors`).

Array of:

pointer string REQUIRED

Where the problem is: a JSON pointer into the request body (`/url`, `/steps/0/uses`), or `#query/<name>`, `#path/<name>` or `#header/<name>` for parameters.

detail string REQUIRED

What is wrong there.

reason string

Finer-grained cause for codes that document one (`unauthorized`, `forbidden`, `egress_denied`, `upstream_unreachable`, …).

required_scope string

The scope that was missing (`forbidden` with `reason: scope`).

retry_after_s integer

Same value as the `Retry-After` header, for clients that only read the body.

limit object

The limit an error refers to. IDs and current values are listed by `GET /v1/limits`.

id string REQUIRED

Limit ID, such as `vision.scrape.rpm` or `sandboxes.concurrent`.

limit number REQUIRED

The limit's value.

unit string REQUIRED

What the limit counts, such as `requests`, `sandboxes`, `vcpu` or `MiB`.

window_s integer

Window length in seconds for rate limits and quotas.

current number

Current usage against the limit, when known.

current_status string

The object's current status, for state conflicts such as `sandbox_not_running`.

upstream_status integer

The HTTP status the upstream returned (`upstream_error`, `action_output_invalid`).

step string

The failed step, as a step ID (routines), an index (`act`) or a path such as `beats/2/do/0` (render).

pack_error object

The error a pack's error mapping chose (`upstream_error` from pack actions).

code string REQUIRED

message string REQUIRED

retryable boolean REQUIRED

503 The node or the product is not available right now (`node_unavailable`, `product_unavailable`, `capacity_unavailable`).

application/problem+json

type string (uri) REQUIRED

`https://docs.beta.b3os.org/errors#<code>`.

title string REQUIRED

Short summary of the problem type.

status integer REQUIRED

The HTTP status code, repeated for convenience.

code string REQUIRED

Stable machine-readable error code from the errors catalog.

detail string REQUIRED

Explanation of this occurrence. Never contains secrets.

instance string

The request ID (`req_…`) of the request that failed. Include it when you contact support.

errors object[]

Validation problems, one per field (`invalid_request` and the other codes that list `errors`).

Array of:

pointer string REQUIRED

Where the problem is: a JSON pointer into the request body (`/url`, `/steps/0/uses`), or `#query/<name>`, `#path/<name>` or `#header/<name>` for parameters.

detail string REQUIRED

What is wrong there.

reason string

Finer-grained cause for codes that document one (`unauthorized`, `forbidden`, `egress_denied`, `upstream_unreachable`, …).

required_scope string

The scope that was missing (`forbidden` with `reason: scope`).

retry_after_s integer

Same value as the `Retry-After` header, for clients that only read the body.

limit object

The limit an error refers to. IDs and current values are listed by `GET /v1/limits`.

id string REQUIRED

Limit ID, such as `vision.scrape.rpm` or `sandboxes.concurrent`.

limit number REQUIRED

The limit's value.

unit string REQUIRED

What the limit counts, such as `requests`, `sandboxes`, `vcpu` or `MiB`.

window_s integer

Window length in seconds for rate limits and quotas.

current number

Current usage against the limit, when known.

current_status string

The object's current status, for state conflicts such as `sandbox_not_running`.

upstream_status integer

The HTTP status the upstream returned (`upstream_error`, `action_output_invalid`).

step string

The failed step, as a step ID (routines), an index (`act`) or a path such as `beats/2/do/0` (render).

pack_error object

The error a pack's error mapping chose (`upstream_error` from pack actions).

code string REQUIRED

message string REQUIRED

retryable boolean REQUIRED

curl -X GET 'https://beta-api.b3os.org/v1/actions/packs/io.b3os/github' \  -H 'Authorization: Bearer YOUR_API_TOKEN'

const response = await fetch('https://beta-api.b3os.org/v1/actions/packs/io.b3os/github', {  method: 'GET',  headers: {      "Authorization": "Bearer YOUR_API_TOKEN"  }});const data = await response.json();console.log(data);

import requestsheaders = {    'Authorization': 'Bearer YOUR_API_TOKEN'}response = requests.get('https://beta-api.b3os.org/v1/actions/packs/io.b3os/github', headers=headers)print(response.json())

200 Response

{  "id": "io.b3os/github",  "object": "pack",  "title": "GitHub",  "description": "Issues, pull requests, repositories and releases.",  "publisher": {    "id": "io.b3os",    "name": "B3OS",    "verified": true  },  "latest_version": "1.2.0",  "action_count": 1,  "trigger_count": 0,  "version": "1.2.0",  "versions": [    "1.2.0",    "1.1.0",    "1.0.0"  ],  "connections": [    {      "key": "api",      "type": "bearer",      "label": "GitHub token"    }  ],  "egress": [    "api.github.com"  ],  "actions": [    {      "ref": "io.b3os/github/create-issue@1.2.0",      "pack": "io.b3os/github",      "key": "create-issue",      "title": "Create an issue",      "description": "Open an issue in a repository. Returns the issue number and URL.",      "effects": "write",      "connections": [        "api"      ],      "mcp_name": "github__create-issue"    }  ],  "triggers": [],  "content_hash": "sha256:9b0d1c6f3e4a5b2c8d7e6f5a4b3c2d1e0f9a8b7c6d5e4f3a2b1c0d9e8f7a6b5c",  "published_at": "2026-10-22T16:00:00.000Z"}

400 Response

{  "type": "https://docs.beta.b3os.org/errors#invalid_request",  "title": "Invalid request",  "status": 400,  "code": "invalid_request",  "detail": "1 field failed validation",  "instance": "req_01m5t4yg394wegr3j4y01qb363",  "errors": [    {      "pointer": "/url",      "detail": "must be an absolute http or https URL"    }  ]}

401 Response

{  "type": "https://docs.beta.b3os.org/errors#unauthorized",  "title": "Unauthorized",  "status": 401,  "code": "unauthorized",  "detail": "API key checksum does not match; check that the whole key was copied",  "instance": "req_01m5t4yg394wegr3j4y01qb363",  "reason": "malformed"}

403 Response

{  "type": "https://docs.beta.b3os.org/errors#forbidden",  "title": "Forbidden",  "status": 403,  "code": "forbidden",  "detail": "This key lacks the scope sandboxes:write",  "instance": "req_01m5t4yg394wegr3j4y01qb363",  "reason": "scope",  "required_scope": "sandboxes:write"}

404 Response

{  "type": "https://docs.beta.b3os.org/errors#pack_not_found",  "title": "Pack not found",  "status": 404,  "code": "pack_not_found",  "detail": "No pack io.b3os/gitlab is available",  "instance": "req_01m5t4yg394wegr3j4y01qb363"}

429 Response

{  "type": "https://docs.beta.b3os.org/errors#rate_limited",  "title": "Rate limited",  "status": 429,  "code": "rate_limited",  "detail": "60 scrapes per minute allowed; retry in 12 seconds",  "instance": "req_01m5t4yg394wegr3j4y01qb363",  "retry_after_s": 12,  "limit": {    "id": "vision.scrape.rpm",    "limit": 60,    "unit": "requests",    "window_s": 60,    "current": 60  }}

500 Response

{  "type": "https://docs.beta.b3os.org/errors#internal",  "title": "Internal error",  "status": 500,  "code": "internal",  "detail": "internal error",  "instance": "req_01m5t4yg394wegr3j4y01qb363"}

503 Response

{  "type": "https://docs.beta.b3os.org/errors#node_unavailable",  "title": "Node unavailable",  "status": 503,  "code": "node_unavailable",  "detail": "Node n1 is not reachable; retry in 5 seconds",  "instance": "req_01m5t4yg394wegr3j4y01qb363",  "retry_after_s": 5}

GET /v1/actions/packs/{namespace}/{name}

Base URL

Bearer Token

Path Parameters

namespace string required

name string required

Query Parameters

version string

Response

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