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fix(protocols): preserve Anthropic tool strict #322

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rmccorm4 merged 2 commits into from
Oct 8, 2026
+18 −0
Merged

fix(protocols): preserve Anthropic tool strict #322

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3e1eb98
fix(protocols): preserve Anthropic tool strict
rmccorm4 Oct 2, 2026
8fae640
Merge branch 'main' into rmccormick/anthropic-tool-strict
rmccorm4 Oct 8, 2026
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18 changes: 18 additions & 0 deletions protocols/src/types/anthropic.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -599,6 +599,9 @@ pub struct AnthropicTool {
/// server tools (which define their own input shape server-side).
#[serde(default, skip_serializing_if = "Option::is_none")]
pub input_schema: Option<serde_json::Value>,
/// Whether tool arguments must conform to the input schema.
#[serde(default, skip_serializing_if = "Option::is_none")]
pub strict: Option<bool>,
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/// Cache control breakpoint on this tool definition.
#[serde(default, skip_serializing_if = "Option::is_none")]
pub cache_control: Option<CacheControl>,
Expand Down Expand Up @@ -943,6 +946,21 @@ fn estimate_block_len(block: &AnthropicContentBlock) -> usize {
mod tests {
use super::*;

#[test]
fn tool_strict_round_trips() {
for strict in [Some(true), Some(false), None] {
let mut input = serde_json::json!({
"name": "set_status",
"input_schema": {"type": "object"}
});
if let Some(strict) = strict {
input["strict"] = strict.into();
}
let tool: AnthropicTool = serde_json::from_value(input.clone()).unwrap();
assert_eq!(serde_json::to_value(tool).unwrap(), input);
}
}

#[test]
fn messages_request_keeps_nvext_opaque() {
let request: AnthropicCreateMessageRequest = serde_json::from_value(serde_json::json!({
Expand Down
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