diff --git a/providers/openrouter/models/anthropic/claude-sonnet-4.6.toml b/providers/openrouter/models/anthropic/claude-sonnet-4.6.toml
new file mode 100644
index 000000000..96dbafe24
--- /dev/null
+++ b/providers/openrouter/models/anthropic/claude-sonnet-4.6.toml
@@ -0,0 +1,30 @@
+name = "Claude Sonnet 4.6"
+family = "claude-sonnet"
+release_date = "2026-02-17"
+last_updated = "2026-02-17"
+attachment = true
+reasoning = true
+temperature = true
+tool_call = true
+structured_output = true
+open_weights = false
+
+[cost]
+input = 3.00
+output = 15.00
+cache_read = 0.30
+cache_write = 3.75
+
+[cost.context_over_200k]
+input = 6.00
+output = 22.50
+cache_read = 0.60
+cache_write = 7.50
+
+[limit]
+context = 1_000_000
+output = 128_000
+
+[modalities]
+input = ["text", "image"]
+output = ["text"]