Claude Sonnet 4.5

edenai standard tier Chat & reasoning default for Chat & reasoning

Balanced flagship for reasoning, writing, and coding; the default general-purpose choice.

$0.0045 in / $0.0225 out per 1K tokens
Published price
claude-sonnet-4-5
species_name
2026-07-18
Verified since
Call it

One request, the price in the response.

Pass species_name to pin this model; omit it and Fire uses the default for the endpoint. Every response carries meta.price.usd and meta.call_id.

Get your API key → Full API reference
curl -X POST https://fire.prosaga.net/v1/chat \
  -H "Authorization: Bearer $FIRE_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{"species_name":"claude-sonnet-4-5",
      "messages":[{"role":"user","content":"Hello"}]}'

Strengths

reasoningcodinglong-contextinstruction-following

Modality

In: text  ·  Out: text

Lineage

Family anthropic · genus claude · served by edenai

Capabilities

context window
200000
min max tokens
1024
supports streaming
no
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Call Claude Sonnet 4.5 with one key.

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