Claude Opus 4.6 vs Grok 4.20 Multi-Agent Beta
anthropic/claude-opus-4.6 · x-ai/grok-4.20-multi-agent-beta
As of October 31, 2026, Claude Opus 4.6 is the cheaper API on UberLLM: $0.2250 per million input tokens and $1.13 per million output, versus $0.6394 / $1.28 for Grok 4.20 Multi-Agent Beta, about 20% less when output is 3 tokens for every input token. These are the median prices buyers paid over the last 24 hours. Both work with one OpenAI-compatible key and UberLLM adds no fee. Choose Claude Opus 4.6 to cut cost; choose Grok 4.20 Multi-Agent Beta when context size wins. Grok 4.20 Multi-Agent Beta carries the larger context window (2,000,000 vs 1,000,000 tokens), which can matter for long-document work.
Claude Opus 4.6 vs Grok 4.20 Multi-Agent Beta, side by side
| Spec | Claude Opus 4.6 | Grok 4.20 Multi-Agent Beta |
|---|---|---|
| Price · input / 1M | $0.2250 | $0.6394 |
| Price · output / 1M | $1.13 | $1.28 |
| Context length | 1,000,000 | 2,000,000 |
| Max output tokens | 128,000 | 128,000 |
| Input modalities | text, image | text, image |
| Output modalities | text | text |
| Tools / functions | Yes | — |
| Vision (image input) | Yes | Yes |
| Reasoning | Yes | Yes |
| % off list | 96% off | 49% off |
Median prices buyers paid on UberLLM over the last 24 hours. No UberLLM fee on requests; adding credit by card costs 5.5% + $0.50. Updated October 31, 2026. A price more than 70% below list is what buyers were billed, not an error. Why so cheap?
Claude Opus 4.6 vs Grok 4.20 Multi-Agent Beta — FAQ
Is Claude Opus 4.6 or Grok 4.20 Multi-Agent Beta cheaper?
Claude Opus 4.6 is cheaper on a blended token mix, by about 20%. A request costs what its provider charged, UberLLM adds no fee, and every request is listed with its cost in Activity.
What's the price difference between Claude Opus 4.6 and Grok 4.20 Multi-Agent Beta?
Claude Opus 4.6: $0.2250 in / $1.13 out per 1M tokens. Grok 4.20 Multi-Agent Beta: $0.6394 in / $1.28 out per 1M tokens. That's roughly a 20% blended difference. Prices are live; UberLLM adds no fee.
Can I use both Claude Opus 4.6 and Grok 4.20 Multi-Agent Beta with one API?
Yes. Both are served through a single OpenAI-compatible endpoint — set the base URL to https://api.uberllm.dev/v1 and your UberLLM key, then switch between them by changing the model id. Anthropic SDKs work via https://api.uberllm.dev/v1/messages.