Command R+ vs GPT-5.5 Instant
Pricing, benchmarks, and use case comparison
Quick take
- •GPT-5.5 Instant is meaningfully stronger at multimodal (82 vs 5).
- •Command R+ is 50% cheaper on input tokens, which compounds fast on high-volume or agentic workloads.
- •GPT-5.5 Instant has a 1050000 context window vs 128K tokens - better for whole-repo or long-document work.
Specs comparison
| Command R+ | GPT-5.5 Instant | |
|---|---|---|
| Provider | Cohere | OpenAI |
| Type | Closed source | Closed source |
| Context window | 128K tokens | ✓1050000 |
| Input / 1M tokens | ✓$2.50 | 5.00 |
| Output / 1M tokens | $10.00 | 30.00 |
| Release date | 2024-08 | 2026-05 |
Benchmarks
| Benchmark | Command R+ | GPT-5.5 Instant |
|---|---|---|
| RAG (BEIR) | Top-5 | - |
| MMLU | ~75% | - |
| AIME 2025 | - | 81.2 |
| Terminal-Bench 2.0 | - | 82.7 |
| FrontierMath Tier 1–3 | - | 51.7 |
Scores sourced from official provider release posts and independent benchmark aggregators.
Which should you choose?
Choose Command R+ if...
- →Your core use case is grounded RAG with citations
- →You need reliable multi-step tool/agent orchestration
- →You want an enterprise model available on Bedrock
- →You need multilingual responses across the 10 optimized languages
Choose GPT-5.5 Instant if...
- →Interactive chat and everyday assistant tasks where responsiveness matters most
- →High-volume, latency-sensitive workloads that do not need deep reasoning
- →General questions, drafting, and summarization at speed