Grok 4.3 vs MiniCPM-V 4.6 1.3B: Benchmarks, Pricing & Capabilities Compared
TL;DR — Grok 4.3 wins for reasoning + long-context · MiniCPM-V 4.6 1.3B wins for general use.
Grok 4.3 xAI
- Released
- 2026-04-30
- Context window
- 1M tokens
- Input price
- $1.25 / Mtok
- Output price
- $2.50 / Mtok
MiniCPM-V 4.6 1.3B OpenBMB
- Released
- 2026-05-11
- Context window
- 262K tokens
- Input price
- $0.00 / Mtok
- Output price
- $0.00 / Mtok
Benchmark comparison
| Benchmark | Grok 4.3 | MiniCPM-V 4.6 1.3B |
|---|---|---|
| AA Intelligence Index | 53.2 ✓ | 12.7 |
| GPQA Diamond | 90.1% ✓ | 30.5% |
| HLE | 35.0% ✓ | 4.9% |
| IF-Bench | 81.3% ✓ | 26.7% |
| LiveCodeBench Reasoning | 64.3% ✓ | 6.3% |
| SciCode | 47.3% ✓ | 2.1% |
| TAU2-bench | 97.7% ✓ | 87.7% |
| TerminalBench-Hard | 37.9% ✓ | 0.0% |
Pricing comparison
| Metric | Grok 4.3 | MiniCPM-V 4.6 1.3B |
|---|---|---|
| Input ($/Mtok) | $1.25 | $0.00 |
| Output ($/Mtok) | $2.50 | $0.00 |
| Cached input ($/Mtok) | — | — |
| Cost per 1M-token roundtrip (1M in + 1M out) | $3.75 | $0.00 |
Context window & modalities
| Attribute | Grok 4.3 | MiniCPM-V 4.6 1.3B |
|---|---|---|
| Context window | 1M tokens | 262K tokens |
| Input modalities | text, image | text, image, video |
| Output modalities | text | text |
| Knowledge cutoff | — | — |
Verdict by use case
Coding
Insufficient data
Basis: SWE-bench
No shared coding benchmark.
Reasoning
→ Grok 4.3
Basis: GPQA Diamond
Grok 4.3 90.1% vs MiniCPM-V 4.6 1.3B 30.5% on GPQA Diamond.
Math
Insufficient data
Basis: MATH / AIME
No shared math benchmark.
Long context
→ Grok 4.3
Basis: Context window
Grok 4.3 1M tokens vs MiniCPM-V 4.6 1.3B 262K tokens.
Cost
→ MiniCPM-V 4.6 1.3B
Basis: Input $/Mtok
Grok 4.3 $1.25/Mtok vs MiniCPM-V 4.6 1.3B $0/Mtok input.
Changelog & releases
Grok 4.3
Released 2026-04-30
MiniCPM-V 4.6 1.3B
Released 2026-05-11