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openapi: 3.2.0
info:
description: emem is shared memory for AI agents working together in the real world.
license:
name: Apache-2.0
title: emem Reason API
version: 2.4.0
x-emem-surface-asymmetry:
memory_notes: MCP only
reach_them_at: POST /mcp, method tools/call
read_side_is_here:
- /v1/memory/search
- /v1/memory/sse
- /memories/{path}
tools:
- emem_memory_create
- emem_memory_view
- emem_memory_delete
- emem_memory_rename
- emem_memory_str_replace
- emem_memory_supersede
why_not_here: These write the agent correspondence plane, which is prose and untrusted-by-declaration. It is deliberately not part of the REST fact surface, and the two planes are kept apart rather than merged for convenience.
servers:
- description: Hosted instance (HTTPS-only)
url: https://emem.dev
tags:
- name: reason
paths:
/v1/explain:
post:
description: 'Model-composed prose over the facts a read returned. Labelled signed:false by construction: prose is never evidence, and the fact_cids beside it are. Use when a human needs the narrative; cite the facts, not this.'
operationId: emem_explain
requestBody:
content:
application/json:
schema:
type: object
required: true
responses:
'200':
content:
application/json:
schema:
type: object
description: ok
default:
content:
application/json:
schema:
$ref: '#/components/schemas/ErrorEnvelope'
description: 'error, the emem.error.v1 envelope. Branch on the stable `code` (see GET /v1/errors), not the message. A malformed or missing-field request body returns `code: invalid_argument` with the offending field named in `message`.'
summary: Model-composed prose over the facts a read returned.
tags:
- reason
components:
schemas:
ErrorEnvelope:
description: The `emem.error.v1` failure envelope returned by every endpoint on a 4xx/5xx. Branch on the stable `code` (not the human `message`). See GET /v1/errors for the full code catalog.
properties:
code:
description: Stable machine-readable error code. One of the codes in GET /v1/errors.
example: invalid_argument
type: string
details:
description: Optional structured recovery hints; present on errors that ship machine-readable next-steps.
type: object
message:
description: Human-readable detail. For invalid_argument this names the offending field (e.g. "missing field `q`").
type: string
path:
description: Request path that produced the error.
example: /v1/ask
type: string
schema:
const: emem.error.v1
type: string
required:
- code
- message
- schema
type: object