293 models ranked for debugging. Scored with bonuses for reasoning capabilities (+10), large context (128K+ tokens), streaming, function calling (structured API access), and JSON mode (structured output).
| # | Model | Score |
|---|---|---|
| 1 | GPT-5.4 ProOpenAI | 91 |
| 2 | GPT-5.2 ProOpenAI | 90 |
| 3 | GPT-5 ProOpenAI | 90 |
| 4 | o3 ProOpenAI | 82 |
| 5 | Claude Opus 4.1Anthropic | 81 |
| 6 | o1-proOpenAI | 77 |
| 7 | o3 Deep ResearchOpenAI | 74 |
| 8 | Claude Opus 4Anthropic | 76 |
| 9 | Claude Opus 4.6Anthropic | 71 |
| 10 | Claude Opus 4.5Anthropic | 70 |
| 11 | GPT-5.4OpenAI | 70 |
| 12 | Claude Sonnet 4.5Anthropic | 69 |
| 13 | Qwen3 VL 30B A3B ThinkingAlibaba | 69 |
| 14 | Qwen3 VL 235B A22B ThinkingAlibaba | 69 |
| 15 | GPT-5.2OpenAI | 68 |
| 16 | Gemini 3.1 Pro Preview Custom ToolsGoogle | 68 |
| 17 | Gemini 3.1 Pro PreviewGoogle | 68 |
| 18 | Gemini 3 Pro PreviewGoogle | 68 |
| 19 | Claude Sonnet 4.6Anthropic | 68 |
| 20 | GPT-5.1OpenAI | 67 |
| 21 | GPT-5.3-CodexOpenAI | 67 |
| 22 | GPT-5.2-CodexOpenAI | 67 |
| 23 | GPT-5OpenAI | 67 |
| 24 | Gemini 3 Flash PreviewGoogle | 66 |
| 25 | o4 Mini Deep ResearchOpenAI | 66 |
| 26 | GPT-5.1-Codex-MaxOpenAI | 66 |
| 27 | Gemini 3.1 Flash Lite PreviewGoogle | 66 |
| 28 | Gemini 2.5 ProGoogle | 66 |
| 29 | Gemini 2.5 Flash Lite Preview 09-2025Google | 65 |
| 30 | GPT-5 MiniOpenAI | 65 |
Analyze error messages, logs, and code context to identify underlying issues. Models with reasoning capabilities excel at tracing back from symptoms to root causes, explaining why the bug occurred rather than just what went wrong.
Parse complex stack traces and identify the critical call chain. Large context windows (128K+) let models ingest entire log files and related source code. Reasoning models can follow the execution flow and pinpoint where logic diverged from expectations.
Correlate events across log files, identify patterns in failures, and spot timing issues. Streaming capability lets you see debugging steps in real-time. JSON mode enables structured extraction of relevant log entries for downstream analysis or incident tracking.
Compare code diffs against failing tests and identify which change introduced the regression. Function calling capability enables integration with version control and CI/CD systems to automatically fetch context. Reasoning helps explain how the change caused the failure.