O
OpenAI
GPT-4o
- Model type
- Proprietary
- Evidence state
- Supported evidence
- Published context
- 128,000
GPT-4o vs
Grok 4
Read the published evidence, route context, and missing facts before making a local decision. This page does not name a universal winner.
Models in this comparison
Provider identity and evidence state stay balanced across the pair.
X
xAI
Grok 4
- Model type
- Proprietary
- Evidence state
- Supported evidence
- Published context
- 128,000
Key implications
Limited shared-metric coverage. Each finding is tied to a published metric, price, context, or modality fact.
- On Overall, Grok 4 has a higher supported BenchLM score (59.84 vs 41.11).
Shared metric view
A radar is shown only when at least four compatible supported score metrics are published.
Comparable metric detail
- MathGPT-4o: 25.4 · Grok 4: 38.6
- OverallGPT-4o: 41.11 · Grok 4: 59.84
Source metrics
Friendly metric names and published units stay visible. Missing measurements remain unavailable rather than becoming a score.
| Metric | Unit | GPT-4o | Grok 4 |
|---|---|---|---|
| Math | score | 25.4 | 38.6 |
| Overall | score | 41.11 | 59.84 |
Math
- Unit
- score
- GPT-4o
- 25.4
- Grok 4
- 38.6
Overall
- Unit
- score
- GPT-4o
- 41.11
- Grok 4
- 59.84
Pricing and context
Verification is shown beside each selected route. Missing facts remain Not verified.
| Field | Unit | GPT-4o | Grok 4 |
|---|---|---|---|
| Input API price | USD / 1M tokens | $2.5 | Not verified |
| Output API price | USD / 1M tokens | $10 | Not verified |
| Route context | tokens | 128,000 | Not verified |
| Input modalities | published list | Not verified | Not verified |
| Output modalities | published list | Not verified | Not verified |
Input API price
- Unit
- USD / 1M tokens
- GPT-4o
- $2.5
- Grok 4
- Not verified
Output API price
- Unit
- USD / 1M tokens
- GPT-4o
- $10
- Grok 4
- Not verified
Route context
- Unit
- tokens
- GPT-4o
- 128,000
- Grok 4
- Not verified
Input modalities
- Unit
- published list
- GPT-4o
- Not verified
- Grok 4
- Not verified
Output modalities
- Unit
- published list
- GPT-4o
- Not verified
- Grok 4
- Not verified
Evidence provenance
Source records, route identity, timestamps, and methodology are consolidated here without declaring either model a winner.
- Publication time
- Aug 30, 2026, 2:15 AM UTC
- Freshness
- Stale — Published weekly benchmark evidence has not refreshed within 8 days.
- Methodology
- benchlm: benchlm_raw_composite
- Model records
- GPT-4o — source benchlm · artifact models · model gpt-4o
- Grok 4 — source benchlm · artifact models · model grok-4
- Selected price routes
- GPT-4o — route benchlm:gpt-4o · source benchlm · provider openai
- Grok 4 — Not published
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