Benchmark profile
MCP-Atlas mean claim coverage (MCP-Atlas claim coverage)
Average coverage of required claims in answers produced during real-world MCP tool-use workflows.
Data verifiedBenchmark score on MCP-Atlas claim coverage — July 24, 2026
BenchLM mirrors the published score view for MCP-Atlas claim coverage. Claude Opus 5 leads the public snapshot at 89.1%. BenchLM does not use these results to rank models overall.
Benchmark score table (1 model)
ScoreAbout MCP-Atlas claim coverage
Year
2026
Tasks
Production-like multi-server MCP workflows
Format
Mean claim coverage
Difficulty
Real-world tool use
Section 8.13.2 reports claim coverage alongside the separate MCP-Atlas pass rate and notes that production effort settings may have changed slightly since evaluation.
BenchLM freshness & provenance
Version
MCP-Atlas claim coverage 2026
Refresh cadence
Quarterly
Staleness state
Current
Question availability
Public benchmark set
BenchLM uses freshness metadata to decide whether a benchmark should still be treated as a strong differentiator, a benchmark to watch, or a display-only reference. For the full scoring policy, see the BenchLM methodology page.
FAQ
What does MCP-Atlas claim coverage measure?
Average coverage of required claims in answers produced during real-world MCP tool-use workflows.
Which model scores highest on MCP-Atlas claim coverage?
Claude Opus 5 by Anthropic currently leads with a score of 89.1% on MCP-Atlas claim coverage.
How many models are evaluated on MCP-Atlas claim coverage?
1 AI models have been evaluated on MCP-Atlas claim coverage on BenchLM.