Data points: 70
The readout for Claude Opus 4.6 and GPT-3.5 Turbo, before the detailed comparison sheet.
Decision read
Claude Opus 4.6
Claude Opus 4.6 currently has the stronger profile, with verified wins split 4 to 2.
Evidence depth
70 data points
Includes 0 benchmark rows, 1 audit samples, and 8 provider examples.
Selection signal
Start with Claude Opus 4.6
The charts below split 9 high-signal samples across speed, scores, and audit health.
Switch either side of this report to compare another model with the same LMSpeed data pipeline.
Select a different model to open a new comparison URL.
Model compare Claude Opus 4.6 vs GPT-3.5 Turboclaude-opus-4-6-vs-gpt-3-5-turbo | Model A Claude Opus 4.6 | Model B GPT-3.5 Turbo |
|---|---|---|
| Overall leader | Leading | Contender |
| Verified metric wins | 4 wins | 2 wins |
| Where it leads | Cheapest input price, Free providers, Provider coverage, Recent tests |
Third-party benchmark profile synced into LMSpeed; only metrics available for both models are shown.
Compare benchmark category scores on a 0-100 scale. Select a category to inspect the gap.
Avg. score
Claude Opus 4.6
65.5
Avg. score
GPT-3.5 Turbo
-
Selected category
Agents
Claude Opus 4.6
Metric-level scores with benchmark source, rank depth, confidence, error, and evaluation date where available.
No shared professional benchmark scores are available yet.
Latest completed audits from shared providers, with four safety and integrity score groups plus report links.
| Provider | Claude Opus 4.6 | GPT-3.5 Turbo |
|---|---|---|
Winner: Claude Opus 4.6 | Claude Opus 4.6 claude-opus-4-6 Audit score 97 100 |
Speed aggregates and input/output pricing share each provider row for real API selection and migration cost checks.
| Provider | Claude Opus 4.6 | GPT-3.5 Turbo |
|---|---|---|
15 tests | Claude Opus 4.6 speed / latency 57 tok/s / 3926ms input / output No data |
This report only uses LMSpeed data for Claude Opus 4.6 and GPT-3.5 Turbo: pricing, speed aggregates, third-party benchmark scores, and shared provider samples.
| Guidance | Claude Opus 4.6 | GPT-3.5 Turbo |
|---|---|---|
| When to choose each model | Claude Opus 4.6 Claude Opus 4.6 is stronger when you prioritize Cheapest input price, Free providers, Provider coverage, Recent tests. | GPT-3.5 Turbo GPT-3.5 Turbo is stronger when you prioritize Average speed, First-token latency. |
TL;DR: Claude Opus 4.6 leads across 70 verifiable data points, including pricing, speed, latency, benchmarks, and provider examples.
Continue from Claude Opus 4.6 vs GPT-3.5 Turbo into nearby model comparisons with enough verified LMSpeed data.
| Average speed, First-token latency |
| Model metadata | Claude Opus 4.6 exposes 1M tokens; notable signals: Text input, Image input, File input, Text output. | GPT-3.5 Turbo exposes 4.1K tokens; notable signals: Text input, Text output, Tool calling, Structured outputs. |
|---|---|---|
| Developer | Anthropic | OpenAI |
| Context window | 1M tokens | 4.1K tokens |
| Max output | 128K tokens | 4.1K tokens |
| Released | Feb 2026 | Jan 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 | Claude | GPT |
| Knowledge cutoff | No data | 2021-09-30 |
| OpenRouter ID | anthropic/claude-opus-4.6 | openai/gpt-3.5-turbo-0613 |
| References | No data | No data |
GPT-3.5 Turbo gpt-3.5-turbo No audit yet |
GPT-3.5 Turbo
speed / latency
N/A / N/A
input / output
No data
EasyMore10 tests | Claude Opus 4.6 speed / latency 27 tok/s / 15402ms input / output No data | GPT-3.5 Turbo speed / latency 54 tok/s / 9591ms input / output No data |
|---|
ModelPool10 tests | Claude Opus 4.6 claude-opus-4-6-thinking speed / latency 84 tok/s / 3916ms input / output $0.429/M / $2.14/M | GPT-3.5 Turbo gpt-3.5-turbo-1106 speed / latency N/A / N/A input / output $0.086/M / $0.171/M |
|---|
巨量API10 tests | Claude Opus 4.6 speed / latency 24 tok/s / 7946ms input / output No data | GPT-3.5 Turbo speed / latency N/A / N/A input / output No data |
|---|
Cuz AI5 tests | Claude Opus 4.6 speed / latency 43 tok/s / 2285ms input / output No data | GPT-3.5 Turbo speed / latency N/A / N/A input / output No data |
|---|
Claude Opus 4.6 claude-opus-4.6 speed / latency No data input / output $0/M / $0/M | GPT-3.5 Turbo gpt-3.5-turbo-16k-0613 speed / latency No data input / output $3.00/M / $6.00/M |
Claude Opus 4.6 claude-opus-4-6-c speed / latency No data input / output $0.0082/M / $0.0082/M | GPT-3.5 Turbo gpt-3.5-turbo-16k speed / latency No data input / output $0.411/M / $0.822/M |
Claude Opus 4.6 claude-opus-4-6 speed / latency No data input / output $0.068/M / $0.068/M | GPT-3.5 Turbo gpt-3.5-turbo-16k-0613 speed / latency No data input / output $0.411/M / $0.548/M |
Rankings are based on community-submitted tests and periodic health probes. Advisory only, not official data.
