RankingSWE-bench Multimodal
SWE-bench Multimodal
- Bucket
- Supporting evidence
- Unit
- percent
- Direction
- Higher is better
- Version
- —
- Display harness
- Claude Fable 5.1 and Claude Mythos 5.1 System Card
- Board
- https://www.anthropic.com/claude-fable-5-1-mythos-5-1-system-card
The available records have no admitted matched comparison in the capability core. Raw results remain available below.
Compare published benchmark results with category weights →
Models
1–4 of 4 entries
| Model | Score | Harness | Evidence | Source-recorded date |
|---|---|---|---|---|
| Claude Opus 5Anthropic | 59.4%Reported settings & sourceAnthropic reported configuration; adaptive thinking at max effort, default sampling, five-trial mean unless section specifies otherwise; context at most 1M. Comparator configuration follows cited prior card or board. Agent identity is not established as mini-swe-agent. Claude Fable 5.1 and Claude Mythos 5.1 System Card · Table 8.1.A; section 8.2 · reviewed 2026-09-24 | Claude Fable 5.1 and Claude Mythos 5.1 System Card | lab self-report | 2026-09-24 |
| Claude Fable 5.1Anthropic | 54.7%Reported settings & sourceAnthropic reported configuration; adaptive thinking at max effort, default sampling, five-trial mean unless section specifies otherwise; context at most 1M. Comparator configuration follows cited prior card or board. Agent identity is not established as mini-swe-agent. Fable is the safeguarded deployed configuration; selected tasks may use disclosed Opus fallback, except evaluations explicitly counting safety blocks as failures. Claude Fable 5.1 and Claude Mythos 5.1 System Card · Table 8.1.A; section 8.2 · reviewed 2026-09-24 | Claude Fable 5.1 and Claude Mythos 5.1 System Card | lab self-report | 2026-09-24 |
| Claude Fable 5Anthropic | 54.1%Reported settings & sourceAnthropic reported configuration; adaptive thinking at max effort, default sampling, five-trial mean unless section specifies otherwise; context at most 1M. Comparator configuration follows cited prior card or board. Agent identity is not established as mini-swe-agent. Fable is the safeguarded deployed configuration; selected tasks may use disclosed Opus fallback, except evaluations explicitly counting safety blocks as failures. Claude Fable 5.1 and Claude Mythos 5.1 System Card · Table 8.1.A; section 8.2 · reviewed 2026-09-24 | Claude Fable 5.1 and Claude Mythos 5.1 System Card | lab self-report | 2026-09-24 |
| Claude Opus 5.5Anthropic | 61.4%Reported settings & sourceAdaptive thinking at max effort; default sampling; five-trial mean; context at most 1M. Visual context added to issue descriptions. Provider-published lab self-report from the Claude Opus 5.5 system card (SHA256 7311c9c6bbb16d012f1c12c7418b05949fcf7ae3e30d2c40f22050074b2a7378). Not an independent board. Comparison limit: Provider-published lab self-report. Shown as a labeled claim and not admitted as a matched board comparison. Claude Opus 5.5 System Card · Table 8.1.A; section 8.2 · reviewed 2026-09-22 | Claude Opus 5.5 System Card | lab self-report | 2026-09-22 |