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Span-level replay: fork from the failure

com.textforagents/span-level-replay-fork-from-failure · v1.0.0

Fork-replay one recorded span from a failed agent run and get an attribution verdict.

Connect Remote server

Terminal
claude mcp add --transport http span-level-replay-fork-from-failure https://textforagents.com/products/span-level-replay-fork-from-failure/mcp
~/.cursor/mcp.json
{
  "mcpServers": {
    "span-level-replay-fork-from-failure": {
      "url": "https://textforagents.com/products/span-level-replay-fork-from-failure/mcp"
    }
  }
}
.vscode/mcp.json
{
  "servers": {
    "span-level-replay-fork-from-failure": {
      "type": "http",
      "url": "https://textforagents.com/products/span-level-replay-fork-from-failure/mcp"
    }
  }
}
Claude Desktop
Settings > Connectors > Add custom connector
URL: https://textforagents.com/products/span-level-replay-fork-from-failure/mcp

Tools 2 found in our last check

  • replay_span

    Fork-replay ONE recorded span from a failed agent run and return an attribution verdict (determinism vs tool drift vs env drift vs world-state vs model decision), without re-running the whole run.

  • fork_safety_check

    Examine ONE recorded span (or a run's span set) forensically — canonicalization, env binding, completeness, stub coverage — and return the fork-safety verdict (FORK-SAFE-LIVE / FORK-SAFE-STUBBED / FORK-DEGRADED / FORK-UNSAFE) WITHOUT executing the span or forking anything. $0.01…

Details

Endpointhttps://textforagents.com/products/span-level-replay-fork-from-failure/mcp (Streamable HTTP)
First published20 Oct 2026
Last updated20 Oct 2026
Registry namecom.textforagents/span-level-replay-fork-from-failure

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