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Agentic Chat (Claude Sonnet 5.5)

anthropic·anthropic/duo-chat-sonnet-5-5·GA·Closed·claude-sonnet series·NEW
Fast Claude model for everyday coding, agents, and knowledge work

Specs & pricing

Input / output per 1M tokens
Reference price·GitLab Duo
$0 / $0
Blended $0 · Cache read $0
Lowest paid
No paid channels
1 more $0 channels
Context
1,000,000
Output limit
64,000
Knowledge cutoff
2026-06
Released / updated
2026-09-28 / 2026-09-28
Capabilities
✓ Reasoning✓ Tool use? Structured outputTemperature✓ Attachments
Modalities
TextImagePDF

Available at 1 providers0 with public prices · 1 free

ProviderTierInputOutputCache readCache writeContextOutput limitStatus
GitLab DuoCloudFree$0$01,000,00064,000

Sorted by blended price (input×0.75 + output×0.25) asc. The official channel always shows regardless of rank. Whether a gateway's low price is actually usable can't be verified.

Reasoning control

effort = loweffort = mediumeffort = higheffort = xhigheffort = max

Your usage cost

This model is $0 across all listed channels (GitLab Duo).

Price historyone sample accumulated per data sync

Input list $0Output list $0Min blended —

Price history accumulates from each data sync; currently only 1 sample(s) (2026-10-01). Each future sync adds a point, and once accumulated a line is drawn here.

Related models

Claude Sonnet 5.5same series$2.00 / $10.00Claude Sonnet 5.5 (EU)same series$2.20 / $11.00Claude Sonnet Latestsame series$2.00 / $10.00
Data partly from models.dev (MIT) · GitLab Duo official docs ↗