Text Diff (unified)

Unified line diff between two texts, with a similarity ratio and added/removed line counts.

Free tier eligible — 500 calls/month with a free key from /pricing; x402 pay-per-call above quota.

Parameters

Parameter	Type	Required	Description
`text_a`	string	required	First text
`text_b`	string	required	Second text
`context`	integer	optional	Context lines around each change (default 3)
`from_label`	string	optional	Label for text_a in the diff header (default 'a')
`to_label`	string	optional	Label for text_b in the diff header (default 'b')

Call it over MCP (JSON-RPC 2.0)

curl -s https://wingmanprotocol.com/mcp \
  -H 'Content-Type: application/json' \
  -H 'Accept: application/json, text/event-stream' \
  -d '{"jsonrpc": "2.0", "id": 1, "method": "tools/call", "params": {"name": "text_diff", "arguments": {"text_a": "hello from an agent", "text_b": "hello from an agent"}}}'

Or plain HTTP

curl -s https://wingmanprotocol.com/tools/text_diff \
  -H 'Content-Type: application/json' \
  -d '{"text_a": "hello from an agent", "text_b": "hello from an agent"}'

Try it live

Edit the JSON and run it — this POSTs to https://wingmanprotocol.com/tools/text_diff from your browser.

This tool is x402-metered — agents pay per call with USDC on Base. The 402 response below is the standard x402 payment-requirements envelope: sign the EIP-3009 authorization and retry with the X-Payment header, or get a free key at /pricing (500 calls/month, no card, no crypto).