xAI

Grok 4.20 Multi-Agent

Structured outputReasoningImage inputFile input
Context
2M
Released
7mo ago
Input / 1M tokens
$1.25
Output / 1M tokens
$2.50
Cached input / 1M tokens
$0.20

Sources:OpenRouter

Benchmarks

DeepSWE is the primary coding benchmark where an exact model evaluation exists. Other sourced evaluations appear below; missing scores are not zero.

Not evaluated in DeepSWE 1.1 as of 2026-09-22. Results are only shown for exact model versions in the official dataset. Official leaderboard.

No benchmark results have been matched to this model yet.

Specifications

Developer
xAI
Model family
Grok
Type
Language model
Predecessor
—
Successor
—
Released
March 10, 2026
Model ID
x-ai/grok-4.20-multi-agent
Openness
Closed
License
—
Input modalities
text, image, file
Output modalities
text
Modality
text+image+file->text
Tokenizer
Grok
Max output tokens
1.8M
Knowledge cutoff
2025-09-01
Hugging Face
—
Source freshness
Endpoints synced Oct 15, 2026, 11:18 AM UTC

Infrastructure

Provider availability

All providers
ProviderEndpointContextInput /M tokensOutput /M tokensCached input /M tokensCache write /M tokensUptime 1dData handling
xAIxai/zdr2M$1.25$2.50$0.20—95.65%
ZDR: Yes

Training: Unknown

Prompt logging: Unknown

Retention: Unknown

Checked 2026-10-15

xAIxai2M$1.25$2.50$0.20—7.45%
ZDR: No

Training: Unknown

Prompt logging: Unknown

Retention: Unknown

Checked 2026-10-15

xAIxai/zdr/priority2M$2.50$5.00$0.40——
ZDR: Yes

Training: Unknown

Prompt logging: Unknown

Retention: Unknown

Checked 2026-10-15

xAIxai/priority2M$2.50$5.00$0.40——
ZDR: No

Training: Unknown

Prompt logging: Unknown

Retention: Unknown

Checked 2026-10-15

Provider data:OpenRouter