Promote flash/glm to their flagships; add deepseek-v4.1-flash

src/pricing.ts

@@ -132,6 +132,8 @@ const LEGACY_PRICING: Record<string, { input: number; output: number; perCall?:
   // again upstream 2026-08-07 to $0.14/$0.28 — mirrored here 2026-08-12).
   'deepseek/deepseek-chat': { input: 0.14, output: 0.28 },
   'deepseek/deepseek-reasoner': { input: 0.14, output: 0.28 },
+  // V4.1 Flash — live on Base 2026-10-20; the same model and price as deepseek-chat.
+  'deepseek/deepseek-v4.1-flash': { input: 0.14, output: 0.28 },
   // V4 Pro (1.6T MoE / 49B active, 1M ctx, 65K out). Live list 2026-10-02;
   // the old $0.435/$0.87 promo figure no longer matches the gateway.
   'deepseek/deepseek-v4-pro': { input: 1.32, output: 3.96 },

src/router/vision.ts

@@ -71,6 +71,13 @@ const VISION_MODELS = new Set<string>([
   'openai/gpt-6-sol',
   'openai/gpt-6-luna',
   'openai/gpt-5.1',
+  // 2026-10-20 catalog sync — every new id the live catalog tags vision.
+  'openai/gpt-6.1-sol',
+  'google/gemini-3.8-flash',
+  'deepseek/deepseek-v4-flash-vision-exp',
+  'qwen/qwen3.8-flash',
+  'xiaomi/mimo-v2.5',
+  'mistral/mistral-large-4',
   // Google — vision baked into every Gemini SKU we surface (flash-lite excepted)
   'google/gemini-3.1-pro',
   'google/gemini-3.6-flash',

src/ui/model-picker.ts

@@ -110,18 +110,19 @@ const LEGACY_SHORTCUTS: Record<string, string> = {
   gemini: 'google/gemini-3.1-pro',
   'gemini-2.5': 'google/gemini-2.5-pro',
   'gemini-2.5-pro': 'google/gemini-2.5-pro',
-  // `flash` follows the newest Flash generation (3.6 since 2026-08). 3.5 stays
-  // reachable by its explicit id — it is dearer on output ($9 vs $7.5) with no
-  // capability edge, so nothing should be pinned to it deliberately.
-  flash: 'google/gemini-3.6-flash',
-  'gemini-flash': 'google/gemini-3.6-flash',
+  // `flash` follows the newest Flash generation — 3.8 since 2026-10-20, at
+  // the same $0.75/$3.75 as 3.6 and live on both chains. 3.6 stays reachable
+  // as `gemini-3.6`. 3.5 stays reachable by its explicit id — it is dearer
+  // ($1.5/$9) with no capability edge, so nothing should be pinned to it
+  // deliberately.
+  flash: 'google/gemini-3.8-flash',
+  'gemini-flash': 'google/gemini-3.8-flash',
   'gemini-3.6': 'google/gemini-3.6-flash',
   'gemini-3.6-flash': 'google/gemini-3.6-flash',
   'gemini-3.5-flash': 'google/gemini-3.5-flash',
   'gemini-2.5-flash': 'google/gemini-2.5-flash',
   'gemini-3-flash-preview': 'google/gemini-3-flash-preview',
   // Gemini 3.8 Flash (live 2026-10-20, both chains) — same $0.75/$3.75 as 3.6.
-  // Explicit pins only for now; `flash` is NOT moved in a catalog sync.
   'gemini-3.8': 'google/gemini-3.8-flash',
   'gemini-3.8-flash': 'google/gemini-3.8-flash',
   // Flash Lite — thinking-mode Gemini for high-throughput work. `flash-lite`
@@ -160,6 +161,16 @@ const LEGACY_SHORTCUTS: Record<string, string> = {
   'deepseek-v4-pro': 'deepseek/deepseek-v4-pro',
   'dsv4-pro': 'deepseek/deepseek-v4-pro',
   'v4-pro': 'deepseek/deepseek-v4-pro',
+  // V4.1 Flash (live on Base 2026-10-20, $0.14/$0.28): the gateway's own name
+  // for the model deepseek-chat already serves — same upstream, same price,
+  // same non-thinking default. `deepseek` deliberately stays on deepseek-chat:
+  // sol.blockrun.ai does not list v4.1-flash yet, and a bare alias has to
+  // resolve on both chains (the `glm` rule). Explicit pins only until Solana
+  // lists it. NOTE `deepseek-v4-flash` / `dsv4` are FREE aliases (below) and
+  // must not move to this paid id.
+  'deepseek-v4.1-flash': 'deepseek/deepseek-v4.1-flash',
+  'deepseek-v4.1': 'deepseek/deepseek-v4.1-flash',
+  'v4.1-flash': 'deepseek/deepseek-v4.1-flash',
   // V4 Flash Vision (experimental, live 2026-10-20): the paid DeepSeek SKU
   // that takes images, $0.30/$1.20. Names match the shared catalog policy.
   'deepseek-v4-flash-vision-exp': 'deepseek/deepseek-v4-flash-vision-exp',
@@ -250,16 +261,13 @@ const LEGACY_SHORTCUTS: Record<string, string> = {
   'qwen-flash': 'qwen/qwen3.7-flash',
   'qwen3.7-flash': 'qwen/qwen3.7-flash',
   // GLM-5.3 (2026-08) is Z.AI's flagship — same $1.4/$4.4 as 5.2 with 1M
-  // context and always-on reasoning — but it ships on the BASE gateway ONLY
-  // (sol.blockrun.ai lists 92 of Base's 93 models, and 5.3 is the one it's
-  // missing; verified 2026-08-20).
-  //
-  // So `glm` deliberately does NOT follow the flagship here. A bare alias is
-  // what people type from muscle memory, and it has to resolve on BOTH chains
-  // — pointing it at a Base-only id would hand every Solana user an HTTP 400
-  // on `/model glm`. 5.2 is on both, identically priced, one generation back.
-  // Promote this line the day 5.3 lands on Solana.
-  glm: 'zai/glm-5.2',
+  // context and always-on reasoning. It shipped Base-only, so `glm` held at 5.2
+  // (a bare alias has to resolve on BOTH chains, or every Solana user gets an
+  // HTTP 400 on `/model glm`) with a note to promote it the day 5.3 reached
+  // Solana. It has: sol.blockrun.ai lists zai/glm-5.3 at $1.4/$4.4 (verified
+  // 2026-10-20), so `glm` / `glm5` now follow the flagship like `gpt`, `grok`
+  // and `gemini`. 5.2 stays reachable as `glm-5.2`.
+  glm: 'zai/glm-5.3',
   'glm-5': 'zai/glm-5',
   'glm-5.3': 'zai/glm-5.3',
   // GLM-5.3 Flash (2026-08-29 catalog sync): 1M ctx, vision, $0.15/$0.5.
@@ -270,7 +278,7 @@ const LEGACY_SHORTCUTS: Record<string, string> = {
   // routes for anyone who wants the 200K-context build explicitly.
   'glm-5.1': 'zai/glm-5.1',
   'glm-turbo': 'zai/glm-5-turbo',
-  'glm5': 'zai/glm-5.2',
+  'glm5': 'zai/glm-5.3',
   // Tencent + Xiaomi joined the gateway in 2026-08 — cheap reasoning at long
   // context, below the frontier tier. tencent/hy3 was retired 2026-09-24 (the
   // gateway now redirects it to qwen3.7-flash); Hy4 Preview is Tencent's live

test/local.mjs

@@ -12517,3 +12517,52 @@ test('catalog sync 2026-10-20: every live gateway id is priced and pinnable', as
   assert.equal(isFreeModelId('nvidia/nemotron-3-nano-30b'), true,
     'a delisted free id still prices old sessions at $0');
 });
+
+test('2026-10-20: bare flash / glm follow their flagships, price-neutral and on both chains', async () => {
+  const { resolveModel } = await import('../dist/ui/model-picker.js');
+  const { MODEL_PRICING } = await import('../dist/pricing.js');
+  const { isVisionModel } = await import('../dist/router/vision.js');
+  assert.equal(resolveModel('flash'), 'google/gemini-3.8-flash');
+  assert.equal(resolveModel('gemini-flash'), 'google/gemini-3.8-flash');
+  assert.equal(resolveModel('gemini-3.6'), 'google/gemini-3.6-flash', '3.6 stays pinnable');
+  assert.deepEqual(MODEL_PRICING['google/gemini-3.8-flash'], MODEL_PRICING['google/gemini-3.6-flash']);
+  assert.equal(resolveModel('glm'), 'zai/glm-5.3');
+  assert.equal(resolveModel('glm5'), 'zai/glm-5.3');
+  assert.equal(resolveModel('glm-5.2'), 'zai/glm-5.2', '5.2 stays pinnable');
+  assert.deepEqual(MODEL_PRICING['zai/glm-5.3'], MODEL_PRICING['zai/glm-5.2']);
+  // `qwen-max` deliberately stays on 3.7: 3.8 Max is dearer ($2/$6 vs $1.475/$4.425).
+  assert.equal(resolveModel('qwen-max'), 'qwen/qwen3.7-max');
+  // A vision-tagged new id must be recognised as vision, or an image turn on
+  // `/model flash` would be swapped to a "vision sibling" the user never chose.
+  for (const id of ['openai/gpt-6.1-sol', 'google/gemini-3.8-flash', 'deepseek/deepseek-v4-flash-vision-exp',
+    'qwen/qwen3.8-flash', 'xiaomi/mimo-v2.5', 'mistral/mistral-large-4']) {
+    assert.equal(isVisionModel(id), true, `${id} is vision-tagged in the live catalog`);
+  }
+  for (const id of ['qwen/qwen3.8-max', 'tencent/hy4-preview', 'poolside/laguna-s-2.1']) {
+    assert.equal(isVisionModel(id), false, `${id} is text-only`);
+  }
+});
+
+test('2026-10-20: deepseek-v4.1-flash is priced and pinnable; the dead nvidia DeepSeek SKUs are not free', async () => {
+  const { resolveModel } = await import('../dist/ui/model-picker.js');
+  const { MODEL_PRICING } = await import('../dist/pricing.js');
+  assert.deepEqual(MODEL_PRICING['deepseek/deepseek-v4.1-flash'], { input: 0.14, output: 0.28 });
+  assert.equal(resolveModel('deepseek-v4.1-flash'), 'deepseek/deepseek-v4.1-flash');
+  assert.equal(resolveModel('v4.1-flash'), 'deepseek/deepseek-v4.1-flash');
+  // Base-only for now, so the bare alias stays on the both-chains twin.
+  assert.equal(resolveModel('deepseek'), 'deepseek/deepseek-chat');
+  // Free aliases never move to a paid model.
+  assert.notEqual(resolveModel('deepseek-v4-flash'), 'deepseek/deepseek-v4.1-flash');
+  assert.equal(MODEL_PRICING[resolveModel('deepseek-v4-flash')].input, 0);
+});
+
+test('the gateway-400 nvidia DeepSeek SKUs are in no free set or routing order', async () => {
+  const { FREE_PREFERENCE_ORDER, FREE_MODEL_CONTEXT_WINDOWS, LEGACY_FREE_MODEL_IDS, isFreeModelId } =
+    await import('../dist/free-models.js');
+  for (const id of ['nvidia/deepseek-v4-flash', 'nvidia/deepseek-v4-pro']) {
+    assert.ok(!FREE_PREFERENCE_ORDER.includes(id), `${id} must not be routed`);
+    assert.ok(!(id in FREE_MODEL_CONTEXT_WINDOWS), `${id} is not a live free id`);
+    assert.ok(!LEGACY_FREE_MODEL_IDS.includes(id), `${id} must not be treated as free`);
+    assert.equal(isFreeModelId(id), false);
+  }
+});