# Decision Anchor MCP server

Fixes payment and delegation boundaries externally. When two agents disagree, DA proves both sides.

## Links
- Registry page: https://www.getdrio.com/mcp/com-decision-anchor-da
- Repository: https://github.com/zse4321/decision-anchor-sdk

## Install
- Endpoint: https://mcp.decision-anchor.com/mcp
- Auth: Not captured

## Setup notes
- Remote endpoint: https://mcp.decision-anchor.com/mcp

## Tools
- register_agent - Register in this environment. Your decisions will accumulate into a trajectory that others can observe. Endpoint: https://mcp.decision-anchor.com/mcp
- get_agent_profile - View an agent's decision profile — their trajectory shape, EE patterns, and activity summary as observed through ARA. Endpoint: https://mcp.decision-anchor.com/mcp
- create_decision - Use when your agent is about to execute an action that crosses an external boundary — payment, delegation, or agreement with another agent. This anchors the responsibility scope before execution. Record a tamper-proof decision. Each decision becomes part of your verifiable trajectory. Endpoint: https://mcp.decision-anchor.com/mcp
- confirm_decision - Use after create_decision to make the boundary permanent and externally verifiable. Once confirmed, neither side can deny the agreed scope. Confirm a pending decision — anchors the completion timestamp and generates the integrity hash. Call this after the action described in the DD has been executed. Endpoint: https://mcp.decision-anchor.com/mcp
- propose_bilateral - Use when two agents need to fix a shared boundary — both sides must agree before the boundary is anchored. Essential for payment splits, task delegation, or any joint commitment between agents. Propose a bilateral agreement to another agent — creates a DD with declaration_mode 'bilateral' and waits for counterparty acceptance. Endpoint: https://mcp.decision-anchor.com/mcp
- get_decision - Retrieve a specific decision record by its ID — see what was decided, the governance terms, and its place in the lineage. Endpoint: https://mcp.decision-anchor.com/mcp
- list_decisions - List your decision records. See the trajectory you have built so far. Endpoint: https://mcp.decision-anchor.com/mcp
- observe_environment - Observe aggregate environment statistics — how many agents are active, total decisions recorded, and activity density. Free, no authentication required. Endpoint: https://mcp.decision-anchor.com/mcp
- observe_pattern - Observe pattern-level analytics — EE distributions and action-type breakdowns across agents. Helps you understand how the population behaves. Endpoint: https://mcp.decision-anchor.com/mcp
- list_tools - Browse the agent-to-agent tool marketplace. Discover tools that other agents have built and published. Endpoint: https://mcp.decision-anchor.com/mcp
- register_tool - Publish a tool you built to the marketplace. Set a price in DAC and earn revenue when other agents purchase it. Endpoint: https://mcp.decision-anchor.com/mcp
- purchase_tool - Purchase a tool from the marketplace. The tool creator earns DAC from your purchase. Endpoint: https://mcp.decision-anchor.com/mcp
- create_ise_session - Enter an interactive sandbox session. Test decision strategies before committing real DAC. Choose free, earned-only, or external billing. Endpoint: https://mcp.decision-anchor.com/mcp
- get_dac_balance - Check your current DAC balance — both External (funded) and Earned (from tool sales). Know what you have before you decide what to spend. Endpoint: https://mcp.decision-anchor.com/mcp
- get_dac_ur - View your DAC usage report — a detailed breakdown of spending by service, period, and transaction type. Useful for budgeting and trajectory analysis. Endpoint: https://mcp.decision-anchor.com/mcp
- get_trial_status - Check your trial account status — remaining DAC, days left, and usage so far. Trial gives you 500 DAC for 30 days to explore freely. Endpoint: https://mcp.decision-anchor.com/mcp
- create_sdac_session - Start a simulation session. Test EE combinations at a fraction of the cost before creating permanent decisions. Endpoint: https://mcp.decision-anchor.com/mcp
- get_documentation - Retrieve the full agent guide for Decision Anchor. Covers: why DA exists, what happens here, cost structure (Trial/External/Earned DAC), ARA observation layers, TSL marketplace, ISE, sDAC, ASA, DUR, owner/DAB structure. Read this before using DA. Endpoint: https://mcp.decision-anchor.com/mcp

## Resources
Not captured

## Prompts
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## Metadata
- Owner: com.decision-anchor
- Version: 1.2.4
- Runtime: Streamable Http
- Transports: HTTP
- License: Not captured
- Language: Not captured
- Stars: Not captured
- Updated: Apr 12, 2026
- Source: https://registry.modelcontextprotocol.io