Pairwise benchmark snapshot · Aug 1, 2026
In this head-to-head showdown, OpenAI o1-mini delivers higher overall intelligence and human-preferred responses (Elo 1,445 vs 1,280), while OpenAI o1-mini leads in SWE-bench software engineering benchmarks (56.4%), while OpenAI o1-mini is more budget-friendly at $4.4/1M per 1M output tokens. Review the complete breakdown below to determine which model best fits your performance and budget requirements.
8 direct benchmark disciplines evaluated across capability, speed, and cost
2024 workhorse. Still a high-intent compare against GPT-4o.
OpenAI high-speed, cost-effective reasoning model optimized for STEM, math, and code generation.
Δ 165 Arena Elo pts
85 tok/s
$4.4 / 1M output
Relative percentile scores computed across all active models in the benchmark catalog.
Comparing top Western standard models with China's leading frontier rival across 6 skill dimensions. Tap any spoke or dot to inspect.
Category wins across reasoning intelligence, generation speed, and token cost.
Preference Elo, Coding proficiency, SWE-bench & LiveBench accuracy
Generation throughput and time to first token responsiveness
Cost per million tokens and max context window length
| Benchmark | Claude 3.5 Sonnet | OpenAI o1-mini | Advantage Delta |
|---|---|---|---|
| Preference Elo | +165 | ||
| Coding Elo | — | — | |
| LiveBench | +9.9% | ||
| SWE-bench | +7.4% | ||
| GPQA Diamond | +11.8% | ||
| Time to first token | — | ||
| Output speed | 80 tok/s | 85 tok/s | +5 tok/s |
| Input price | $1.1/1M | +$1.9/1M | |
| Output price | $4.4/1M | +$10.6/1M | |
| Context window | +72k |
Simulate monthly production API costs in USD (US Dollar).
OpenAI o1-mini is estimated to save $225.50/month ($2,706/year).
Higher SWE-bench (56.4%).
Lower output list price ($4.4/1M).
Lower TTFT (280 ms).
Larger window (200k).
Claude 3.5 Sonnet is the side marked multimodal in the catalog.
| Target Workload | Recommended Pick | Evaluation Rationale |
|---|---|---|
| Repo / coding agents | OpenAI o1-mini | Higher SWE-bench (56.4%). |
| High-volume chat | OpenAI o1-mini | Lower output list price ($4.4/1M). |
| Voice / low-latency UI | Claude 3.5 Sonnet | Lower TTFT (280 ms). |
| Long-document RAG | Claude 3.5 Sonnet | Larger window (200k). |
| Screenshots / vision | Claude 3.5 Sonnet | Claude 3.5 Sonnet is the side marked multimodal in the catalog. |
No comments posted on this matchup yet. Be the first to share an evaluation note!
Dynamic OpenGraph banner generated at /compare/claude-3-5-sonnet-vs-o1-mini/opengraph-image
Verified Head-to-Head Telemetry