Anthropic
Anthropic/claude Sonnet 4.6
Anthropic/claude Sonnet 4.6 is a large language model by Anthropic. Priced at $3 per million input tokens and $15 per million output tokens. Access Anthropic/claude Sonnet 4.6 through Inworld Router with OpenAI SDK compatibility, built-in failover, and intelligent routing across providers.
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Step 1 — Create Router
curl --location 'https://api.inworld.ai/router/v1/routers' \
--header 'Authorization: Basic <your-api-key>' \
--header 'Content-Type: application/json' \
--data '{
"name": "compare-frontier-models",
"defaultRoute": {
"route_id": "default",
"variants": [
{
"variant": {
"variant_id": "deepinfra/anthropic/claude-sonnet-4-6-a",
"model_id": "deepinfra/anthropic/claude-sonnet-4-6"
},
"weight": 33
},
{
"variant": {
"variant_id": "deepinfra/anthropic/claude-haiku-4-5-b",
"model_id": "deepinfra/anthropic/claude-haiku-4-5"
},
"weight": 33
},
{
"variant": {
"variant_id": "deepinfra/anthropic/claude-opus-4-7-c",
"model_id": "deepinfra/anthropic/claude-opus-4-7"
},
"weight": 34
}
]
}
}'Step 2 — Chat Completion
curl --location 'https://api.inworld.ai/v1/chat/completions' \
--header 'Authorization: Basic <your-api-key>' \
--header 'Content-Type: application/json' \
--data '{
"model": "inworld/compare-frontier-models",
"messages": [{"role": "user", "content": "Hello!"}]
}'Anthropic/claude Sonnet 4.6 pricing and providers
Access Anthropic/claude Sonnet 4.6 through DeepInfra via Inworld Router or Realtime API. By using the AI provider(s) below you acknowledge you reviewed and agree to their terms listed in the Legal section under the AI provider's name.
| Capabilities | Input modalities | Output modalities | |||||
|---|---|---|---|---|---|---|---|
 DeepInfra | — | — | $3.00 | $15.00 | — |
Other Anthropic models available through Inworld
Compare Anthropic/claude Sonnet 4.6 with other Anthropic models available through Inworld Router or Realtime API.
| Capabilities | Input modalities | Output modalities | Inference provider | |||||
|---|---|---|---|---|---|---|---|---|
| Anthropic/claude Haiku 4.5 | — | — | $1.00 | $5.00 | — | |||
| Anthropic/claude Opus 4.7 | — | — | $5.00 | $25.00 | — | |||
| Claude Haiku 4.5 20251001 | 200K | 64K | $1.00 | $5.00 | +3 | |||
| Claude Opus 4.1 20250805 | 200K | 32K | $15.00 | $75.00 | +3 | |||
| Claude Opus 4.5 20251101 | 200K | 64K | $5.00 | $25.00 | +3 | |||
| Claude Opus 4.6 | 1M | 128K | $5.00 | $25.00 | +3 | |||
| Claude Opus 4.7 | 1M | 128K | $5.00 | $25.00 | +3 | |||
| Claude Sonnet 4.5 20250929 | 200K | 64K | $3.00 | $15.00 | +4 | |||
| Claude Sonnet 4.6 | 1M | 64K | $3.00 | $15.00 | +3 |
Start building with Anthropic/claude Sonnet 4.6
Access Anthropic/claude Sonnet 4.6 and every other model through Inworld Router or Realtime API. Create your free account and start routing in minutes.