Sonar Reasoning Pro
Web-grounded Sonar for multi-step research questions that need cited reasoning
Context
128,000
Max output
115,200
Input / 1M
$2.00
Output / 1M
$8.00
Providers
10
01Profile
Profile
Released
2024-01-01
Last updated
2025-09-01
Knowledge cutoff
2025-09-01
Weights
Closed
02Capabilities
Capabilities
Input
text · image
Output
text
Reasoning
Yes
Tool calling
No
Structured output
No
Attachments
Yes
Cache read
Not listed
Cache write
Not listed
03Pricing
Pricing across 8 providers
Per 1M tokens, USD. Sorted by input price. First-party row highlighted.
04History
Change history
12+ recent events since 2024-01-01
2026-09-14Removednano-gptofferingremoved→ new
2026-09-03Contextnano-gptContext window127,000→ new
2026-09-03Contextnano-gptMax output128,000→ 115,200
2026-08-25ContextkiloMax output25,600→ 115,200
2026-08-25ContextopenrouterMax output128,000→ 115,200
2026-08-23Addedopperoffering→ new
2026-08-20Addedllmgateway-providersoffering→ new
2026-08-14Addededenaioffering→ new
2026-08-03Price cutnano-gptinput / 1M$2.01→ $2.00
2026-08-03Price upnano-gptoutput / 1M$8.00→ $8.00
2026-06-06Price upvercelinput / 1M$2.00→ new
2026-06-06Price upverceloutput / 1M$8.00→ new