Very long inputs
Choose Grok 4.20 Multi-Agent
Grok 4.20 Multi-Agent reads up to 1M tokens per request, against 200k for Claude Haiku 3.5.
Claude Haiku 3.5 vs Grok 4.20 Multi-Agent: price, context and capabilities
Choose Grok 4.20 Multi-Agent for very long inputs and the latest release; on the other points the two are level or the data is missing.
In short
- Claude Haiku 3.5 has been retired; Grok 4.20 Multi-Agent is the one you can still call.
- A price comparison is not possible: one of them has no comparable published price.
- Grok 4.20 Multi-Agent reads more per request: 1M tokens against 200k.
- Grok 4.20 Multi-Agent is the newer model (March 2026, against October 2024).
- Only Grok 4.20 Multi-Agent offers reasoning.
Which should you choose?
Each answer below comes straight from the published prices, specifications and independent benchmark results.
Latest release
Choose Grok 4.20 Multi-Agent
Grok 4.20 Multi-Agent is the newer release (March 2026, against October 2024 for Claude Haiku 3.5).
Specifications side by side
| Claude Haiku 3.5 | Grok 4.20 Multi-Agent | |
|---|---|---|
| Provider | Anthropic | xAI |
| Category | Language models | Language models |
| Status | Retired | Generally available |
| Headline price | $1.60 / 1M tokens | $1.56 / 1M tokens |
| Input | $0.80 / 1M tokens | $1.25 / 1M tokens |
| Output | $4.00 / 1M tokens | $2.50 / 1M tokens |
| Cached input | $0.08 / 1M tokens | $0.20 / 1M tokens |
| Context window | 200k | 1M |
| Max output | No data | No data |
| Released | October 2024 | March 2026 |
| Knowledge cutoff | No data | No data |
| Licence | Proprietary | Proprietary |
| Capabilities | Vision, Tool calling, Structured output, Prompt caching, Batch API | Vision, Reasoning, Tool calling, Structured output, Prompt caching, Batch API |
| API model id | claude-3-5-haiku-20241022 | grok-4.20-multi-agent-0309 |
Frequently asked questions
Should I choose Claude Haiku 3.5 or Grok 4.20 Multi-Agent?
Choose Grok 4.20 Multi-Agent for very long inputs and the latest release; on the other points the two are level or the data is missing.
Which is cheaper, Claude Haiku 3.5 or Grok 4.20 Multi-Agent?
A price comparison is not possible: one of them has no comparable published price.
Which has the larger context window, Claude Haiku 3.5 or Grok 4.20 Multi-Agent?
Grok 4.20 Multi-Agent reads more per request: 1M tokens against 200k.
What is the difference between Claude Haiku 3.5 and Grok 4.20 Multi-Agent?
Claude Haiku 3.5 is made by Anthropic and Grok 4.20 Multi-Agent by xAI. Claude Haiku 3.5 has been retired; Grok 4.20 Multi-Agent is the one you can still call. A price comparison is not possible: one of them has no comparable published price. Grok 4.20 Multi-Agent reads more per request: 1M tokens against 200k. Grok 4.20 Multi-Agent is the newer model (March 2026, against October 2024). Only Grok 4.20 Multi-Agent offers reasoning.
Which is newer, Claude Haiku 3.5 or Grok 4.20 Multi-Agent?
Grok 4.20 Multi-Agent was released on March 2026 and Claude Haiku 3.5 on October 2024.