Agentic benchmark
MCP-Atlas claim coverage leaderboard
MCP-Atlas mean claim coverage. Every model the catalog carries a published MCP-Atlas claim coverage value for, ranked by that value.
CategoryAgentic
MeasureMean claim coverage
TasksProduction-like multi-server MCP workflows
DifficultyReal-world tool use
Published byClaude Opus 5 System Card
Average coverage of required claims in answers produced during real-world MCP tool-use workflows.
MCP-Atlas claim coverage ranking
2 models with a published MCP-Atlas claim coverage value, ordered by that value, highest first. Models the source has not scored on this benchmark are not listed — they are unmeasured, not last.
| Rank | Model | Provider | Mean claim coverage |
|---|---|---|---|
| 1 |  Claude Opus 5 | Anthropic | 89.1 |
| 2 | PAPokee-Isaac 28B | Pokee AI | 74.6 |
Evidence key: Observed
Rows are ordered by the value Claude Opus 5 System Card published, highest first. The source does not state whether a higher value is the better result, so this page does not either: for a benchmark that measures a rate of failure, read the table from the bottom.