Data points: 65
The readout for GPT-5.4 and Mistral Nemo, before the detailed comparison sheet.
Decision read
GPT-5.4
GPT-5.4 currently has the stronger profile, with verified wins split 5 to 1.
Evidence depth
65 data points
Includes 0 benchmark rows, 0 audit samples, and 6 provider examples.
Selection signal
Start with GPT-5.4
The charts below split 6 high-signal samples across speed, scores, and audit health.
Model compare GPT-5.4 vs Mistral Nemogpt-5-4-vs-mistral-nemo | Model A GPT-5.4 | Model B Mistral Nemo |
|---|---|---|
| Overall leader | Leading | Contender |
| Verified metric wins | 5 wins | 1 wins |
| Where it leads | Cheapest input price, Average speed, Free providers, Provider coverage, Recent tests |
Third-party benchmark profile synced into LMSpeed; only metrics available for both models are shown.
| Metric | GPT-5.4 | Mistral Nemo |
|---|---|---|
| No shared benchmark metrics are available yet. | ||
Latest completed audits from shared providers, with four safety and integrity score groups plus report links.
| Provider | GPT-5.4 | Mistral Nemo |
|---|---|---|
| No completed audits are available from shared providers yet. | ||
Speed aggregates and input/output pricing share each provider row for real API selection and migration cost checks.
| Provider | GPT-5.4 | Mistral Nemo |
|---|---|---|
10 tests | GPT-5.4 speed / latency N/A / N/A input / output No data | Mistral Nemo |
This report only uses LMSpeed data for GPT-5.4 and Mistral Nemo: pricing, speed aggregates, third-party benchmark scores, and shared provider samples.
| Guidance | GPT-5.4 | Mistral Nemo |
|---|---|---|
| When to choose each model | GPT-5.4 GPT-5.4 is stronger when you prioritize Cheapest input price, Average speed, Free providers, Provider coverage, Recent tests. | Mistral Nemo Mistral Nemo is stronger when you prioritize First-token latency. |
TL;DR: GPT-5.4 leads across 65 verifiable data points, including pricing, speed, latency, benchmarks, and provider examples.
Continue from GPT-5.4 vs Mistral Nemo into nearby model comparisons with enough verified LMSpeed data.
| First-token latency |
| Model metadata | GPT-5.4 exposes 1.1M tokens; notable signals: Text input, Image input, File input, Text output. | Mistral Nemo exposes 131.1K tokens; notable signals: Text input, Text output, Tool calling, Structured outputs. |
|---|---|---|
| Developer | OpenAI | Mistral AI |
| Context window | 1.1M tokens | 131.1K tokens |
| Max output | 128K tokens | No data |
| Released | Mar 2026 | Jul 2024 |
| Modalities | Input TextImageFile Output Text | Input Text Output Text |
| Features | Text inputImage inputFile inputText outputTool callingStructured outputsJSON modeReasoning | Text inputText outputTool callingStructured outputsJSON mode |
| Parameters | No data | No data |
| Tokenizer | GPT | Mistral |
| Knowledge cutoff | No data | 2024-04-30 |
| OpenRouter ID | openai/gpt-5.4 | mistralai/mistral-nemo |
| References | No data | No data |
speed / latency
41 tok/s / 2154ms
input / output
No data
米醋API5 tests | GPT-5.4 speed / latency 51 tok/s / 6045ms input / output No data | Mistral Nemo speed / latency N/A / N/A input / output No data |
|---|
91VIP0 tests | GPT-5.4 speed / latency N/A / N/A input / output No data | Mistral Nemo speed / latency N/A / N/A input / output No data |
|---|
AI API0 tests | GPT-5.4 openai/gpt-5.4 speed / latency N/A / N/A input / output $5.00/M / $20.00/M | Mistral Nemo mistralai/mistral-nemo speed / latency N/A / N/A input / output $0.040/M / $0.080/M |
|---|
APDSM0 tests | GPT-5.4 speed / latency N/A / N/A input / output No data | Mistral Nemo speed / latency N/A / N/A input / output No data |
|---|
GPT-5.4 gpt-5.4-high speed / latency No data input / output $0.342/M / $2.05/M | Mistral Nemo mistral-nemo speed / latency No data input / output $10.27/M / $30.82/M |
Rankings are based on community-submitted tests and periodic health probes. Advisory only, not official data.
