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feat(#1014): add Claude Fable 5 model config (#1015)

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(cherry picked from commit 76f42ddb4b)
This commit is contained in:
Colin Johnson
2026-06-10 20:32:26 -04:00
committed by github-actions[bot]
parent 8c8c6e207a
commit 6d9d0e638a
9 changed files with 78 additions and 29 deletions
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53
tests/feat-49-model-policy-presets.test.cjs
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@@ -5,7 +5,7 @@
*
* {
* "model_policy": {
* "provider": "anthropic",
* "provider": "anthropic-fable",
* "budget": "high",
* "runtime_tiers": {
* "opencode": {
@@ -120,9 +120,29 @@ describe('#49 resolveModelPolicy Sub-path B: provider presets', () => {
const result = resolveModelPolicy(policy, 'opus');
assert.ok(typeof result === 'string' && result.length > 0,
`expected a non-empty model ID string, got: ${JSON.stringify(result)}`);
// Anthropic opus model IDs contain "claude" and "opus"
assert.match(result, /claude.*opus|opus.*claude/i,
`expected anthropic opus model ID to contain "claude" and "opus", got: ${result}`);
assert.strictEqual(result, 'claude-opus-4-8',
`expected anthropic opus/high to resolve to claude-opus-4-8, got: ${result}`);
});
test('known provider "anthropic" + tier "sonnet" + budget "high" preserves Opus 4.8 routing', () => {
const policy = { provider: 'anthropic', budget: 'high' };
const result = resolveModelPolicy(policy, 'sonnet');
assert.strictEqual(result, 'claude-opus-4-8',
`expected anthropic sonnet/high to resolve to claude-opus-4-8, got: ${result}`);
});
test('known provider "anthropic-fable" + tier "opus" + budget "high" resolves to Claude Fable 5', () => {
const policy = { provider: 'anthropic-fable', budget: 'high' };
const result = resolveModelPolicy(policy, 'opus');
assert.strictEqual(result, 'claude-fable-5',
`expected anthropic-fable opus/high to resolve to claude-fable-5, got: ${result}`);
});
test('known provider "anthropic-fable" + tier "haiku" + budget "high" keeps low tier on Sonnet', () => {
const policy = { provider: 'anthropic-fable', budget: 'high' };
const result = resolveModelPolicy(policy, 'haiku');
assert.strictEqual(result, 'claude-sonnet-4-6',
`expected anthropic-fable haiku/high to resolve to claude-sonnet-4-6, got: ${result}`);
});
test('known provider "openai" + tier "sonnet" + budget "low" returns model with reasoning_effort from preset', () => {
@@ -287,9 +307,8 @@ describe('#49 resolveModelInternal: model_policy in the resolution chain', () =>
'model_policy must fire before model_profile_overrides and win');
assert.ok(typeof result === 'string' && result.length > 0,
'must return a non-empty model ID');
// model_policy anthropic/opus/high should return a claude opus model ID
assert.match(result, /claude.*opus|opus.*claude/i,
'expected anthropic preset opus model, got: ' + result);
assert.strictEqual(result, 'claude-opus-4-8',
'expected anthropic preset opus/high to resolve to claude-opus-4-8');
});
test('model_policy with provider:"anthropic" + budget:"high" + runtime:"opencode" resolves to preset model', () => {
@@ -304,8 +323,22 @@ describe('#49 resolveModelInternal: model_policy in the resolution chain', () =>
const result = resolveModelInternal(projectDir, 'gsd-planner');
assert.ok(typeof result === 'string' && result.length > 0,
'expected a non-empty model ID');
assert.match(result, /claude.*opus|opus.*claude/i,
'anthropic/opus/high must resolve to an opus model ID');
assert.strictEqual(result, 'claude-opus-4-8',
'anthropic/opus/high must resolve to claude-opus-4-8');
});
test('model_policy with provider:"anthropic-fable" + budget:"high" resolves to Fable preset model', () => {
writeConfig(projectDir, {
runtime: 'opencode',
model_profile: 'quality',
model_policy: {
provider: 'anthropic-fable',
budget: 'high',
},
});
const result = resolveModelInternal(projectDir, 'gsd-planner');
assert.strictEqual(result, 'claude-fable-5',
'anthropic-fable/opus/high must resolve to claude-fable-5');
});
test('model_policy is skipped when runtime is absent', () => {
@@ -661,6 +694,8 @@ describe('#49 KNOWN_PROVIDERS exports from model-catalog.cjs and core.cjs', () =
// 'anthropic' must be in the set since it is a required provider preset
assert.ok(providers.includes('anthropic'),
'KNOWN_PROVIDERS must include "anthropic"');
assert.ok(providers.includes('anthropic-fable'),
'KNOWN_PROVIDERS must include "anthropic-fable"');
// 'generic' is a special fallback, not a real provider — it must NOT be in KNOWN_PROVIDERS
// (KNOWN_PROVIDERS lists only providers with catalog entries)
assert.ok(!providers.includes('generic'),