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M0 Permit API

The Permit API from M0 — 2 operation(s) for permit.

M0 Permit API is one of 5 APIs that M0 publishes on the APIs.io network, described by a machine-readable OpenAPI specification.

Tagged areas include Permit. The published artifact set on APIs.io includes an OpenAPI specification.

This API exposes 2 operations across 2 paths, and defines 27 schemas. It is described by OpenAPI 3.2.0.

Requests are made against 4 base URLs: https://gateway.m0.xyz/v1/orchestration, https://gateway.stage.m0.xyz/v1/orchestration, https://gateway.dev.m0.xyz/v1/orchestration, http://localhost:5600.

2 operations 2 paths 27 schemas 2 POST

Metadata

The identity and technical contract details declared by the specification.

Specification
OpenAPI 3.2.0
Base URL
https://gateway.m0.xyz/v1/orchestration
Authentication
API Key
Resource Areas
1

Authentication & Security 1

M0 Permit API declares 1 security scheme for authenticating requests. An API key is passed in the header as x-api-key (ApiKeyAuth).

Paths & Operations 2

Across 2 paths, the API surfaces 2 operations — 2 POST. Each is listed below with its method, path, parameters, and response codes.

Permit 2
POST
/permit/quote
Permit permit quote
permit_permitQuote body → 200400404500
POST
/permit/build
Permit permit build
permit_permitBuild body → 200400410422500

Schemas 27

The contract defines 27 schemas that model the data the API accepts and returns. The most detailed are PermitRecipe (10 properties), LimitOrderPermitOp (10 properties), PermitQuote (8 properties), AmmSwapPermitOp (7 properties). Each schema is shown below with its type and property counts.

EvmPayload
object
5 properties 5 required
BalanceIssue
object
3 properties 3 required
PayloadSolver
object
The solver behind a limit-order leg. exclusive means the leg is bound to this solver on-chain (it becomes the order's designatedSolver); when false, the quote…
4 properties 2 required
Payload
object
4 properties 2 required
LimitOrderPermitOp
object
OrderBook openOrderWithPermit.
10 properties 10 required
PermitIssues
object
Soft warnings; their presence does not fail the request.
1 property
SwapMethod
string
TransactionPayload
Chain
string
PermitQuote
object
A quote whose approvals are satisfied by signing permits, not approve.
8 properties 8 required
PermitBuildResponse
object
3 properties 2 required
AmmSwapPermitOp
object
Uniswap V3 multicall([selfPermit, exactInputSingle]). Signature split to v,r,s.
7 properties 7 required
PermitRecipe
object
Everything needed to sign one leg's permit and produce its executable transaction — either by POSTing to /permit/build or by encoding the WithPermit call local…
10 properties 9 required
SvmPayload
object
2 properties 2 required
Eip712Domain
object
4 properties 4 required
Eip2612Message
object
5 properties 5 required
ErrorCode
string
Stable machine-readable identifier for an API error. Each value corresponds 1:1 to an error type (and to one responses entry in the OpenAPI spec). Branch on th…
ErrorBody
object
Standard error response body. Every error response from this API returns this shape.
3 properties 2 required
PermitQuoteResponse
object
3 properties 2 required
Route
object
2 properties 2 required
SignedPermitRecipe
object
2 properties 2 required
PermitOperation
Provider-specific static args for the WithPermit call, discriminated so the build step (or a self-encoding client) knows exactly what to build.
Providers
string
ProvidersParams
object
2 properties
SwapPermitOp
object
M Swap Facility swapWithPermit.
6 properties 4 required
AssetAddress
object
2 properties 2 required
Eip2612TypedData
object
Directly signable EIP-712 payload. types/primaryType are the standard EIP-2612 Permit definition and are omitted; clients use the canonical set.
2 properties 2 required

Specification

The full machine-readable OpenAPI contract behind this narrative.

Source

m0-permit-api-openapi.yml Raw ↑

Other APIs M0 publishes across the network.

M0 Protocol API
M0 Order API
M0 Quote API
M0 Topology API
Where this information came from

This is an independent, third-party profile of M0 Permit API, published by API Evangelist. We do not operate, host, resell, or support these APIs, and we are not affiliated with or endorsed by the company unless stated above. Everything here is built from publicly available information — the company's own site, developer portal, documentation, public repositories, and the specifications it publishes for public use. Nothing is obtained by breaching a system, defeating an access control, or using credentials.

The Kin Score and Agent Readiness rating are independently calculated assessments of a company's public API artifacts, scored against a published rubric. They are not certifications, endorsements, security assessments, or audits.

Corrections, re-scores, and removal are free — no partnership or purchase required, and you do not need to justify the request. A removed company is recorded as unrated, never scored zero for having asked. Acknowledgement within one business day; removal within two.

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