Data points: 55
The readout for GPT-OSS and LFM 2.5 1.2B Instruct, before the detailed comparison sheet.
Decision read
GPT-OSS
GPT-OSS currently has the stronger profile, with verified wins split 3 to 0.
Evidence depth
55 data points
Includes 0 benchmark rows, 0 audit samples, and 6 provider examples.
Selection signal
Start with GPT-OSS
The charts below split 6 high-signal samples across speed, scores, and audit health.
Model compare GPT-OSS vs LFM 2.5 1.2B Instructgpt-oss-vs-lfm-2-5-1-2b-instruct | Model A GPT-OSS | Model B LFM 2.5 1.2B Instruct |
|---|---|---|
| Overall leader | Leading | Contender |
| Verified metric wins | 3 wins | 0 wins |
| Where it leads | Free providers, Provider coverage, Recent tests | No data |
Third-party benchmark profile synced into LMSpeed; only metrics available for both models are shown.
| Metric | GPT-OSS | LFM 2.5 1.2B Instruct |
|---|---|---|
| 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-OSS | LFM 2.5 1.2B Instruct |
|---|---|---|
| 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-OSS | LFM 2.5 1.2B Instruct |
|---|---|---|
40 tests | GPT-OSS speed / latency 41 tok/s / 2851ms input / output No data | LFM 2.5 1.2B Instruct |
This report only uses LMSpeed data for GPT-OSS and LFM 2.5 1.2B Instruct: pricing, speed aggregates, third-party benchmark scores, and shared provider samples.
| Guidance | GPT-OSS | LFM 2.5 1.2B Instruct |
|---|---|---|
| When to choose each model | GPT-OSS GPT-OSS is stronger when you prioritize Free providers, Provider coverage, Recent tests. | LFM 2.5 1.2B Instruct LFM 2.5 1.2B Instruct does not clearly lead on the verified metrics here, so check provider-specific pricing before choosing. |
TL;DR: GPT-OSS leads across 55 verifiable data points, including pricing, speed, latency, benchmarks, and provider examples.
Continue from GPT-OSS vs LFM 2.5 1.2B Instruct into nearby model comparisons with enough verified LMSpeed data.
| Model metadata | GPT-OSS exposes 131.1K tokens; notable signals: Text input, Text output, Tool calling, Reasoning. | No OpenRouter metadata is available yet for this model. |
|---|---|---|
| Developer | No data | No data |
| Context window | 131.1K tokens | No data |
| Max output | 131.1K tokens | No data |
| Released | Aug 2025 | No data |
| Modalities | Input Text Output Text | No data |
| Features | Text inputText outputTool callingReasoning | None listed |
| Parameters | 120B | No data |
| Tokenizer | GPT | No data |
| Knowledge cutoff | 2024-06-30 | No data |
| OpenRouter ID | openai/gpt-oss-120b:free | No data |
| References | No data | No data |
speed / latency
N/A / N/A
input / output
No data
素墨API35 tests | GPT-OSS speed / latency 347 tok/s / 2670ms input / output No data | LFM 2.5 1.2B Instruct speed / latency N/A / N/A input / output No data |
|---|
小水管 API5 tests | GPT-OSS gpt-oss-20b speed / latency 216 tok/s / 1311ms input / output $0/M / $0/M | LFM 2.5 1.2B Instruct lfm-2.5-1.2b-instruct speed / latency N/A / N/A input / output $0/M / $0/M |
|---|
91VIP0 tests | GPT-OSS speed / latency N/A / N/A input / output No data | LFM 2.5 1.2B Instruct speed / latency N/A / N/A input / output No data |
|---|
AI API0 tests | GPT-OSS speed / latency N/A / N/A input / output No data | LFM 2.5 1.2B Instruct speed / latency N/A / N/A input / output No data |
|---|
GPT-OSS openai/gpt-oss-20b speed / latency No data input / output $0.030/M / $0.160/M | LFM 2.5 1.2B Instruct liquid/lfm-2.5-1.2b-instruct:free speed / latency No data input / output $0/M / $0/M |
Rankings are based on community-submitted tests and periodic health probes. Advisory only, not official data.
