MCP server

Rates by 402rates

com.402rates/rates

Checked 26 Oct 2026, 08:29 UTC · Connected to it and listed its tools

Source-backed treasury data, settlement costs. Free instrument records and history.

Website

At a glance

Type

MCP server

Publisher

402rates.com (verified by the MCP Registry)

Status

Working at last check

Tools

13

Token cost

About 3,928 tokens per request

Sets up in

Claude Code, Claude Desktop, Codex, Gemini CLI, Cursor, VS Code, Antigravity, ChatGPT, OpenAI API, Grok

Last checked

26 Oct 2026, 08:29 UTC

Connect it to your agent

Add to CursorAdd to VS CodeVS Code Insiders

Opens the app, which shows the server and asks you to confirm. For other apps, copy the setup below.

Claude Code

claude mcp add --transport http rates https://api.402rates.com/mcp/rates

Claude Desktop

Settings → Connectors → Add custom connector, and paste the URL.

Codex (config.toml)

[mcp_servers.rates]
url = "https://api.402rates.com/mcp/rates"

Gemini CLI

{"mcpServers":{"rates":{"httpUrl":"https://api.402rates.com/mcp/rates"}}}

Cursor

{"mcpServers":{"rates":{"url":"https://api.402rates.com/mcp/rates"}}}

VS Code

{"servers":{"rates":{"type":"http","url":"https://api.402rates.com/mcp/rates"}}}

Antigravity

agy mcp add rates https://api.402rates.com/mcp/rates

ChatGPT

Settings → Apps & Connectors → Advanced settings: turn on Developer mode, then Create a connector and paste the URL. Which plans can do this varies.

OpenAI API (Responses tools)

{"type":"mcp","server_label":"rates","server_url":"https://api.402rates.com/mcp/rates","require_approval":"always"}

Grok (xAI API tools)

{"type":"mcp","server_label":"rates","server_url":"https://api.402rates.com/mcp/rates"}

Tools

• cheapest_settlement_chain ~193 tokens
  Returns only the single cheapest chain for a USDC transfer right now, its total transaction fee in USD, the scope of that figure and how long it stays valid. Free and deliberately minimal: no per-chain table, no runner-up, no fee components and no source provenance. The paid tool compare_settlement_
• compare_rwa_benchmark ~265 tokens
  Free arithmetic comparison of a saved measured USD instrument response and caller-supplied US Treasury total-return index levels with identical dates. Simple actual/365; 28-32 days. Input provenance is not verified. Spot rates, unmatched windows, quoted yields and other currencies are not comparable
• compare_rwa_snapshots ~278 tokens
  Free comparison of two supplied 402rates Treasury snapshots: yield, issuer divergence, source identifiers, calculation windows and data availability. Reports numeric threshold crossings without assigning economic significance. No new data access, authentication of snapshots, historical reconstructio
• compare_settlement_costs ~200 tokens
  Measured USDC transfer costs on Base, Polygon, Arbitrum, Ethereum and XDC: simulated gas, current token prices, fresh chain heads and applicable rollup L1 fees. Inputs and block references accompany each figure. Cheapest first; unmeasurable chains are excluded, not estimated. Business/professional u
• estimate_payment_costs ~1250 tokens
  Free exact-decimal calculation from caller-supplied prices, fees and setup costs for a planned number of calls. Separates locked capital and batches; unknown costs stay unknown. Compares complete profiles only within the same currency. No exchange-rate conversion, external fee measurement, payment o
• get_manifest ~125 tokens
  Free OpenAPI manifest for Rates by 402rates. Contains this product and shared service information only.
• get_rwa_history ~350 tokens
  Returns free normalized observations for one tracked instrument, one reconstructible recorder source and one inclusive date window. Every point carries value, date, source id, revision and source-time versus read-time dating. Omit source_id to list the instrument's audited sources. The five current-
• get_rwa_instrument ~257 tokens
  Returns the free frozen-contract state view for one tracked tokenized treasury: identity, Open Treasury Yield Basis result or explicit unavailable reason, issuer-term evidence cells, verified deployments and evidence dates. Three distinct tickers are free per caller in a rolling hour; repeats stay f
• get_rwa_instruments ~221 tokens
  Complete evidence snapshot for 13 tokenized treasury funds: yield or gap, measured size, subscription/redemption minimums, fees, settlement, access conditions, chain conflicts, quotes, URLs and dates. Same records as the free instrument view. Internal use with attribution included; continuous access
• get_rwa_yields ~211 tokens
  Realised 30-day yields for 13 tokenized treasury funds under the Open Treasury Yield Basis. Measured rows use NAV, price or verified passive-holder balances, with observations, sources and dates. Issuer figures and differences appear where available. Quoted and unavailable rows stay explicit; free c
• list_capabilities ~76 tokens
  Free capability and MCP tool catalogue for Rates by 402rates. Contains this product and shared service information only.
• list_rwa_updates ~236 tokens
  Free cursor-based Treasury change notices. Instrument scope retains version 1; market and access scopes use version 2 and independent cursors. Source dates and digests remain distinct from retrieval times. Up to 90-day retention subject to source permissions. No paid market values or reconstruction
• read_rwa_access_evidence ~266 tokens
  Free source-backed documentation of Treasury distribution and asset-settlement protocols. Distinguishes an announced access path from an identified fund and a protocol from a deployed fund integration. Unknown fund identity, investor access and liquidity remain explicit. No live quote, execution or

Browse

• OpenAPI tools
• Payments
• APIs and testing
• Stocks and markets
• Crypto and blockchains

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