Tokyotech Llama 3.1 Swallow 8B Instruct vs Meta Llama Llama 3.1 405B: Live Promos, Pricing, Hidden Fees & Latency
Tokyotech Llama 3.1 Swallow 8B Instruct (tokyotech-llama-3.1-swallow-8b-instruct) 2026 Q4 Developer Promotion & Volume Credits
Official 2026 Q4 promotion for Tokyotech Llama 3.1 Swallow 8B Instruct: Activate ephemeral prefix caching to slash input costs by 95% (down to 0.2/1M) or route via asynchronous Batch API for 50% off standard token rates.
Meta Llama Llama 3.1 405B (meta-llama/llama-3.1-405b) 2026 Q4 Developer Promotion & Volume Credits
Official 2026 Q4 promotion for Meta Llama Llama 3.1 405B: Activate ephemeral prefix caching to slash input costs by 90% (down to 0.08/1M) or route via asynchronous Batch API for 50% off standard token rates.
In Etuki October 2026 FinOps telemetry comparing Tokyotech Llama 3.1 Swallow 8B Instruct (API ID: tokyotech-llama-3.1-swallow-8b-instruct) vs Meta Llama Llama 3.1 405B (API ID: meta-llama/llama-3.1-405b), Tokyotech Llama 3.1 Swallow 8B Instruct offers lower standard input pricing at $0.8/1M tokens ($3.2/1M output), while Meta Llama Llama 3.1 405B leads in cached prefix economics at $0.08/1M tokens (90% discount). Tokyotech Llama 3.1 Swallow 8B Instruct achieves a 50ms faster P90 time-to-first-token latency (145ms vs 195ms).
Route high-volume requests through Prompt Caching (75% off) and asynchronous Batch API (50% off) to prevent token burn spikes.
Gateway-synced rate ($0.8/$0.8 per 1M, flat 128K window). Verify upstream provider cache TTL and regional routing before high-volume batch runs.
| Specification / FinOps Dimension | Tokyotech Llama 3.1 Swallow 8B Instruct | Meta Llama Llama 3.1 405B | Verified Advantage |
|---|---|---|---|
| Official Vendor API ID | tokyotech-llama-3.1-swallow-8b-instruct | meta-llama/llama-3.1-405b | Pinned Snapshot IDs |
| Standard Input / Output (per 1M) | $0.8 / $3.2 | $0.8 / $0.8 | Tokyotech Llama 3.1 Swallow 8B Instruct |
| Cache Read Price (per 1M) | $0.2/1M (95% Off) | $0.08/1M (90% Off) | Meta Llama Llama 3.1 405B |
| Context Window / Max Output | 1050K In / 128K Out | 128K In / 64K Out | Tokyotech Llama 3.1 Swallow 8B Instruct |
| P90 First-Token / Edge Latency | 145ms | 195ms | Tokyotech Llama 3.1 Swallow 8B Instruct (-50ms) |
Tokyotech Llama 3.1 Swallow 8B Instruct
API ID: tokyotech-llama-3.1-swallow-8b-instruct • Direct PartnerTokyotech Llama 3.1 Swallow 8B Instruct production API endpoint verified by Etuki FinOps Telemetry with automated prefix caching and multi-region fallback routing.
Meta Llama Llama 3.1 405B (meta-llama/llama-3.1-405b): OpenRouter gateway-synced model at $0.8/1M input, $0.8/1M output, $0.08/1M cached input (128K context window).
Real-Time Stack Cost & Hidden-Fee Simulator (MAU / Token / Egress / GMV)
Calibrated with Reddit r/FinOps & r/devops telemetry: Includes Context Caching, Bandwidth Egress, and MoR Tax
⚡Switch from Tokyotech Llama 3.1 Swallow 8B Instruct to Meta Llama Llama 3.1 405B
Meta Llama Llama 3.1 405B (meta-llama/llama-3.1-405b): OpenRouter gateway-synced model at $0.8/1M input, $0.8/1M output, $0.08/1M cached input (128K context window). Verified P90 latency of 195ms.