MCP Radar
MCP Server

POSTFACT — Resolve Ambiguous Side Effects Before Retry

io.github.GSterlingPress/postfact
Developer Tools MCP & Agent Infrastructure Public & reachable MCP 2026-07-28

What this MCP does

Determines whether an ambiguously completed side-effecting action finished, did not execute, or remains unknown before retrying.

Capabilities

Tools

1 tools
resolve_outcome
Resolve Ambiguous Side Effect
Call after a side-effecting API/tool action fails ambiguously and before retrying. POSTFACT returns DONE only with affirmative completion evidence, NOT_DONE only with affirmative non-execution evidence, otherwise UNKNOWN. UNKNOWN is the safe default.
Read only Idempotent
Input schema 
{'type': 'object', 'properties': {'method': {'type': 'string'}, 'status': {'type': 'integer'}, 'failure': {'type': 'string'}, 'evidence': {'type': 'object', 'properties': {'providerStatus': {'type': 'string'}, 'resourceExists': {'type': 'boolean'}, 'receiptVerified': {'type': 'boolean'}, 'transactionStatus': {'type': 'string'}, 'preExecutionRejection': {'type': 'boolean'}}, 'additionalProperties': False}, 'requestId': {'type': 'string'}, 'sideEffect': {'type': 'boolean'}, 'resourceRef': {'type': 'string'}, 'idempotencyKey': {'type': 'string'}, 'transactionRef': {'type': 'string'}}, 'additionalProperties': False}
History

Recent tool changes

Added
resolve_outcome
Sept. 17, 2026, 12:42 p.m.
Discover

Similar MCP servers

hyperion

com.thetempleofdoom.hyperion/hyperion

Acts as a paid MCP tool marketplace and utility gateway with server discovery, HTTP and JavaScript tools, research, data conversi…

XGR MCP Gateway

io.github.xgr-network/xdala-workflow-builder

Provides an MCP gateway for XGRChain and XDaLa workflows, including blockchain explorer queries, session inspection, transaction …

aaaa-nexus — Formally Verified AI Safety APIs

io.github.atomadictech/aaaa-nexus

Provides formally constrained agent safety and governance APIs for tool authorization, prompt-injection-resistant execution, iden…

Slid Phi Labs

io.github.ceedot-rock/slid-phi-labs

Provides searchable catalogs and documentation for agent services, issues agent API keys, exposes x402-purchasable SKUs, and offe…

AgentResolver — Agent Commerce Health Monitoring

io.github.waxsway/agentresolver

Resolves missing agent capabilities and provides MCP and HTTP endpoint checks, tool compatibility analysis, OpenAPI selection, en…

Aziel Runtime

io.github.AzielEliab/aziel-runtime

Provides a governed MCP runtime with registry discovery, controlled tool execution, provenance receipts, integrity checks, memory…

agent-exec

io.sslip.128.221.67.45.agent-exec/agent-exec

Provides pay-per-use sandbox code execution, temporary storage, distributed locks, attestations, durable watches, and process han…

HeyClaude — Claude & AI workflow directory

io.github.JSONbored/heyclaude

Searches and evaluates a registry of Claude Code agents, MCP servers, skills, and tools, providing entry details, compatibility, …