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Fix Anthropic spec compatibility #69

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Merged
christianhelle merged 6 commits into from
Jul 20, 2026
Merged

Fix Anthropic spec compatibility #69

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b00724c
Import anthropic.zig in example main.zig
christianhelle Jul 19, 2026
a2d6518
make InputMessageContent template spec-aware for InputContent vs Inpu…
christianhelle Jul 20, 2026
19e10de
detect method_name == operation_id to avoid ambiguous resource wrappe…
christianhelle Jul 20, 2026
d85314e
replace allOf with single ref with direct ref in BetaManagedAgentsSes…
christianhelle Jul 20, 2026
c003239
regenerate all example code with zig build run-generate
christianhelle Jul 20, 2026
430e394
Fix silent skip of InputMessageContent due to null schemas
christianhelle Jul 20, 2026
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544 changes: 297 additions & 247 deletions generated/anthropic.zig
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2 changes: 1 addition & 1 deletion generated/generated_v2.zig
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Original file line number Diff line number Diff line change
@@ -1,5 +1,5 @@
// <auto-generated>
// this code was generated by openapi2zig 0.4.0 (ecbd8f7) on 2026-07-19 22:45:59 UTC
// this code was generated by openapi2zig 0.4.0 (9d2949a) on 2026-07-20 01:02:07 UTC
// changes to this file may cause incorrect behavior and will be lost if the code is regenerated
// </auto-generated>

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2 changes: 1 addition & 1 deletion generated/generated_v2_yaml.zig
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@@ -1,5 +1,5 @@
// <auto-generated>
// this code was generated by openapi2zig 0.4.0 (ecbd8f7) on 2026-07-19 22:46:01 UTC
// this code was generated by openapi2zig 0.4.0 (9d2949a) on 2026-07-20 01:02:07 UTC
// changes to this file may cause incorrect behavior and will be lost if the code is regenerated
// </auto-generated>

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2 changes: 1 addition & 1 deletion generated/generated_v3.zig
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@@ -1,5 +1,5 @@
// <auto-generated>
// this code was generated by openapi2zig 0.4.0 (ecbd8f7) on 2026-07-19 22:45:58 UTC
// this code was generated by openapi2zig 0.4.0 (9d2949a) on 2026-07-20 01:02:07 UTC
// changes to this file may cause incorrect behavior and will be lost if the code is regenerated
// </auto-generated>

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2 changes: 1 addition & 1 deletion generated/generated_v31.zig
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@@ -1,5 +1,5 @@
// <auto-generated>
// this code was generated by openapi2zig 0.4.0 (ecbd8f7) on 2026-07-19 22:45:59 UTC
// this code was generated by openapi2zig 0.4.0 (9d2949a) on 2026-07-20 01:02:07 UTC
// changes to this file may cause incorrect behavior and will be lost if the code is regenerated
// </auto-generated>

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2 changes: 1 addition & 1 deletion generated/generated_v31_yaml.zig
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@@ -1,5 +1,5 @@
// <auto-generated>
// this code was generated by openapi2zig 0.4.0 (ecbd8f7) on 2026-07-19 22:45:59 UTC
// this code was generated by openapi2zig 0.4.0 (9d2949a) on 2026-07-20 01:02:07 UTC
// changes to this file may cause incorrect behavior and will be lost if the code is regenerated
// </auto-generated>

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2 changes: 1 addition & 1 deletion generated/generated_v32.zig
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@@ -1,5 +1,5 @@
// <auto-generated>
// this code was generated by openapi2zig 0.4.0 (ecbd8f7) on 2026-07-19 22:45:59 UTC
// this code was generated by openapi2zig 0.4.0 (9d2949a) on 2026-07-20 01:02:07 UTC
// changes to this file may cause incorrect behavior and will be lost if the code is regenerated
// </auto-generated>

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2 changes: 1 addition & 1 deletion generated/generated_v3_yaml.zig
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@@ -1,5 +1,5 @@
// <auto-generated>
// this code was generated by openapi2zig 0.4.0 (ecbd8f7) on 2026-07-19 22:46:00 UTC
// this code was generated by openapi2zig 0.4.0 (9d2949a) on 2026-07-20 01:02:07 UTC
// changes to this file may cause incorrect behavior and will be lost if the code is regenerated
// </auto-generated>

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2 changes: 1 addition & 1 deletion generated/lmstudio.zig
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@@ -1,5 +1,5 @@
// <auto-generated>
// this code was generated by openapi2zig 0.4.0 (ecbd8f7) on 2026-07-19 22:45:59 UTC
// this code was generated by openapi2zig 0.4.0 (9d2949a) on 2026-07-20 01:02:07 UTC
// changes to this file may cause incorrect behavior and will be lost if the code is regenerated
// </auto-generated>

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1 change: 1 addition & 0 deletions generated/main.zig
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Expand Up @@ -6,6 +6,7 @@ const v3_yaml = @import("generated_v3_yaml.zig");
const v31_yaml = @import("generated_v31_yaml.zig");
const lmstudio = @import("lmstudio.zig");
const openai = @import("openai.zig");
const anthropic = @import("anthropic.zig");

fn logRequest(ctx: ?*anyopaque, method: std.http.Method, url: []const u8, headers: []const std.http.Header, body: ?[]const u8) void {
_ = ctx;
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30 changes: 5 additions & 25 deletions openapi/v3.1/anthropic.json
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Expand Up @@ -36155,11 +36155,7 @@
},
"usage": {
"description": "Cumulative token usage for the session.",
"allOf": [
{
"$ref": "#/components/schemas/BetaManagedAgentsSessionUsage"
}
],
"$ref": "#/components/schemas/BetaManagedAgentsSessionUsage",
"examples": [
{
"input_tokens": 0,
Expand All @@ -36170,11 +36166,7 @@
},
"stats": {
"description": "Timing statistics for the session.",
"allOf": [
{
"$ref": "#/components/schemas/BetaManagedAgentsSessionStats"
}
],
"$ref": "#/components/schemas/BetaManagedAgentsSessionStats",
"examples": [
{
"duration_seconds": 0,
Expand Down Expand Up @@ -37246,11 +37238,7 @@
},
"agent": {
"description": "Resolved agent definition for this thread. Snapshot of the agent at thread creation time.",
"allOf": [
{
"$ref": "#/components/schemas/BetaManagedAgentsSessionThreadAgent"
}
],
"$ref": "#/components/schemas/BetaManagedAgentsSessionThreadAgent",
"examples": [
{
"type": "agent",
Expand Down Expand Up @@ -37324,11 +37312,7 @@
},
"usage": {
"description": "Cumulative token usage for this thread. Null until the thread's first idle transition.",
"allOf": [
{
"$ref": "#/components/schemas/BetaManagedAgentsSessionThreadUsage"
}
],
"$ref": "#/components/schemas/BetaManagedAgentsSessionThreadUsage",
"nullable": true,
"examples": [
{
Expand All @@ -37344,11 +37328,7 @@
},
"stats": {
"description": "Timing statistics for this thread. Null until the thread's first status transition.",
"allOf": [
{
"$ref": "#/components/schemas/BetaManagedAgentsSessionThreadStats"
}
],
"$ref": "#/components/schemas/BetaManagedAgentsSessionThreadStats",
"nullable": true,
"examples": [
{
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3 changes: 2 additions & 1 deletion src/generators/unified/api_generator.zig
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Expand Up @@ -1014,9 +1014,10 @@ pub const UnifiedApiGenerator = struct {
std.mem.sort(ResourceWrapper, wrappers.items, {}, resourceWrapperLessThan);

// Detect when wrapper method name matches its containing struct name
// or when the derived method name equals the operation id (ambiguous reference)
for (wrappers.items) |*wrapper| {
const last_segment = wrapper.segments[wrapper.segments.len - 1];
if (std.mem.eql(u8, wrapper.method_name, last_segment)) {
if (std.mem.eql(u8, wrapper.method_name, last_segment) or std.mem.eql(u8, wrapper.method_name, wrapper.operation_id)) {
wrapper.collides = true;
wrapper.needs_alias = true;
}
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19 changes: 14 additions & 5 deletions src/generators/unified/model_generator.zig
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Expand Up @@ -29,6 +29,8 @@ pub const UnifiedModelGenerator = struct {
try self.generateHeader();

if (document.schemas) |schemas| {
self.source_schemas = &schemas;
defer self.source_schemas = null;
try self.generateSchemas(schemas);
try self.generateManualAliases(schemas);
}
Expand All @@ -48,9 +50,6 @@ pub const UnifiedModelGenerator = struct {
}

fn generateSchemas(self: *UnifiedModelGenerator, schemas: std.StringHashMap(Schema)) !void {
self.source_schemas = &schemas;
defer self.source_schemas = null;

var schema_iterator = schemas.iterator();
while (schema_iterator.next()) |entry| {
const schema_name = entry.key_ptr.*;
Expand Down Expand Up @@ -1000,10 +999,16 @@ pub const UnifiedModelGenerator = struct {
}

if (std.mem.eql(u8, name, "InputMessageContent")) {
const schemas = self.source_schemas orelse return false;
const content_type: []const u8 = if (schemas.contains("InputContent")) "InputContent" else "InputContentBlock";
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try self.buffer.appendSlice(self.allocator,
\\pub const InputMessageContent = union(enum) {
\\ text: []const u8,
\\ parts: []const InputContent,
\\ parts: []const
);
try self.buffer.appendSlice(self.allocator, content_type);
try self.buffer.appendSlice(self.allocator,
\\,
\\ raw: std.json.Value,
\\
\\ pub fn jsonParse(allocator: std.mem.Allocator, source: anytype, options: std.json.ParseOptions) !@This() {
Expand All @@ -1014,7 +1019,11 @@ pub const UnifiedModelGenerator = struct {
\\ pub fn jsonParseFromValue(allocator: std.mem.Allocator, source: std.json.Value, options: std.json.ParseOptions) !@This() {
\\ return switch (source) {
\\ .string => |value| .{ .text = value },
\\ .array => .{ .parts = try std.json.parseFromValueLeaky([]const InputContent, allocator, source, options) },
\\ .array => .{ .parts = try std.json.parseFromValueLeaky([]const
);
try self.buffer.appendSlice(self.allocator, content_type);
try self.buffer.appendSlice(self.allocator,
\\, allocator, source, options) },
\\ else => .{ .raw = source },
\\ };
\\ }
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