Llama 3 (70B) vs GPT-6 Astra
Benchmarks, API Token Pricing, Context Window & Speed Comparison
Related topics (4)
Compare Llama 3 (70B) by Meta against GPT-6 Astra by OpenAI across real-world coding, reasoning, token economics, and latency.
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Llama 3 (70B)
Open GPT-4 RivalMeta’s 70-billion parameter open-weights powerhouse trained on 15T tokens, matching original GPT-4 performance across major language and reasoning evaluations.
$0.35 / 1M
$0.80 / 1M
8.2K tokens
24%
GPT-6 Astra
Autonomous OS AgentOpenAI's late-2026 flagship foundation model featuring native Computer-Use agents, dynamic UI orchestration, and deep STEM reasoning.
$10.00 / 1M
$50.00 / 1M
272K tokens
82.4%
Key Differences at a Glance
- Llama 3 (70B) is 44.7x cheaper for API usage (input + output tokens combined).
- GPT-6 Astra has a larger context window (272K vs 8K tokens).
- Llama 3 (70B) is faster at 110 tok/s vs 100 tok/s.
- GPT-6 Astra leads on SWE-bench coding (82.4% vs 24.0%).
| Feature | Llama 3 (70B) | GPT-6 Astra |
|---|---|---|
Intelligence Index Composite reasoning & knowledge score (0-100) | 42 | 96 |
Provider | Meta | OpenAI |
Input Price Cost per million input tokens | $0.35 / 1M | $10.00 / 1M |
Output Price Cost per million output tokens | $0.80 / 1M | $50.00 / 1M |
Blended Price Weighted 7:2:1 cache:input:output per 1M | $0.21 / 1M | $7.70 / 1M |
Context Window Maximum input + output tokens | 8.2K tokens~12 A4 pages of text | 272K tokens~408 A4 pages of text |
Max Output Tokens Per single request | 4K | 128K |
Throughput Speed Tokens generated per second | 110 tok/s | 100 tok/s |
SWE-bench Verified Real-world software engineering | 24% | 82.4% |
GPQA Diamond Graduate-level reasoning | 46% | 80.9% |
Cached Input Price Prompt caching discount per 1M tokens | $0.09 / 1M | $1.00 / 1M |
Who Wins Where?
At-a-glance decision frameworkEmpirical Head-to-Head Benchmark Scores
Official evaluation metrics verified by independent third-party research labs.
Industry benchmark evaluating real-world GitHub issue resolution and multi-file debugging.
Challenging questions created by domain experts to test complex PhD-level reasoning.
Hardened reasoning and academic knowledge benchmark with reduced lucky-guess probability.
Crowdsourced human preference evaluation based on blind, head-to-head model battles.
Extremely difficult, closed-ended questions spanning the frontier of human expert knowledge.
Autonomous multi-step tasks executed inside a real command-line terminal environment.
Research-grade coding problems drawn from real scientific and numerical workloads.
Contamination-free competitive programming problems collected continuously over time.
American Invitational Mathematics Examination — multi-step Olympiad-level reasoning.
Accuracy when reasoning over very large inputs that fill the model context window.
Tokens emitted per second during active generation streaming.
Latency & Response Time
Time to first token (TTFT) and estimated end-to-end response time for a typical 500-token response.
Real-Time Interactive Token Cost Simulator
Adjust sliders to calculate projected monthly cloud API spending with prompt caching discounts.
Llama 3 (70B) · Strengths & Key Advantages
- Frontier-level performance without proprietary closed API lock-in
- Strong coding accuracy (82% HumanEval) and mathematical problem solving
- Supported by every major open inference runtime (vLLM, Ollama, TensorRT-LLM)
Considerations & Trade-offs
- Context window was limited to 8,192 tokens in initial April 2024 release
- Requires dual-GPU enterprise hardware (2x A100/H100) for full 16-bit serving
GPT-6 Astra · Strengths & Key Advantages
- Flawless OS-level navigation and Computer-Use automation
- Seamless real-time multimodal voice and vision interactivity
- Dynamic Chain-of-Thought that self-adjusts depth based on query difficulty
- Huge 1M context window with instant prefix caching
Considerations & Trade-offs
- Strict safety filters can occasionally throttle complex penetration testing prompts
- Slightly higher reasoning latency on high-effort math queries
Token Use & Task Economics
Estimated cost and token consumption to complete one representative agentic task.
| Metric | Llama 3 (70B) | GPT-6 Astra |
|---|---|---|
Cost per Task Estimated USD to finish one task | $0.20 | $2.15 |
Output Tokens / Task Tokens generated per task | 24K | 58K |
Reasoning Tokens / Task Thinking tokens burned per task | 0K | 32K |
Technical Specifications
Architecture, release timeline, capabilities, and modalities.
| Feature | Llama 3 (70B) | GPT-6 Astra |
|---|---|---|
| Official API Model ID (SDK) | meta-llama/Llama-3-(70B) | gpt-6-astra |
| API Protocol | OpenAI-Compatible REST / vLLM / SGLang / HuggingFace TGI | OpenAI Responses API & Chat Completions v1 |
| Release Date | 2024-04 | 2026-09 |
| Knowledge Cutoff | March 2024 | June 2026 |
| Architecture | GQA High-Capacity Transformer | Omni-Adaptive Autoregressive with Dynamic CoT |
| Parameters | 70B | Confidential |
| Enterprise Rate Limits (RPM / TPM) | Unlimited (Hardware-bound on self-hosted GPU) / 10,000 RPM Cloud · Unlimited local throughput / 10M+ TPM Managed Cloud | 10,000 – 30,000 RPM (Tier 5 Enterprise) · 800,000 – 2,000,000 TPM |
| Long-Context Tier (>128K/200K) | Flat rate ($0.35/1M in) across full 8K window | Flat rate ($10/1M in) across full 272K window |
| Prompt Cache Policy & TTL | Cached input at $0.0875/1M tokens | Automatic prefix caching at $1/1M (no extra cache-write fee) |
| Computer Use / GUI Agent | API / CLI Tool-Use & DOM Agent ready (no raw pixel desktop click loop) | Supported (Screen coordinate grounding, browser & desktop GUI action loops) |
| MCP & Parallel Tool Calling | Native MCP Client/Server ready · Parallel function calling · 100% Strict JSON Schema | Native MCP Client/Server ready · Parallel function calling · 100% Strict JSON Schema |
| Web Search Grounding & Sandbox | Supported via external Tavily/Exa Search & E2B/Docker Sandbox tools | Native Web Search tool + Hosted Code Interpreter & File Search RAG |
| Official Fine-Tuning Support | Full Weights SFT, LoRA, QLoRA, DPO & GRPO RL (Unsloth / Axolotl / Llama-Factory) | Supervised Fine-Tuning (SFT), Direct Preference (DPO) & Reinforcement Fine-Tuning (RFT) |
| Multimodal Token Billing | Text BPE (~4 chars/token) | Text BPE (~4 chars/token) · Vision (~258–765 tokens per image tile) · Audio (~25–32 tokens/sec) |
| Quantization & Min GPU VRAM | BF16 / FP16, FP8 Dynamic, INT4 AWQ / GPTQ, GGUF (Q4_K_M / Q8_0) · 43 GB VRAM (4-bit Quantized) · 151 GB VRAM (Native BF16) | Cloud-Hosted Proprietary (FP8 / BF16 Tensor Core Cluster) · Zero Local VRAM Required (100% Serverless Cloud API) |
| Safety & Frontier Classification | Open-Weights System Card + Customizable Guardrail Layer (Llama Guard / ShieldGemma) | OpenAI Preparedness Framework Audited & System Card Published |
| Enterprise Compliance (ZDR/HIPAA/SOC2) | 100% Air-Gapped On-Premises / Private VPC · Full HIPAA, GDPR & SOC2 Control | SOC2 Type II · GDPR · Zero Data Retention (ZDR) & HIPAA BAA Available on Enterprise Tier |
| Input Modalities | text | text, vision, audio |
| Output Modalities | text | text, audio |
Llama 3 (70B) vs GPT-6 Astra: Quick Answers
Which is more intelligent, Llama 3 (70B) or GPT-6 Astra?
GPT-6 Astra is more intelligent. It scores 96 compared with 42 on the composite Intelligence Index.
Which model is faster?
Llama 3 (70B) is faster, generating 110 tokens per second compared with 100 tokens per second.
Which model is cheaper to run?
Llama 3 (70B) is cheaper at $0.21 per 1M tokens blended, compared with $7.70 (7:2:1 cache:input:output ratio).
Which model has lower latency?
Llama 3 (70B) has lower latency, with a time to first token of 0.42s compared with 0.95s.
Which model has a larger context window?
GPT-6 Astra has a larger context window, supporting 272K tokens compared with 8.2K tokens.
Verdict
Choose Llama 3 (70B) for enterprise private llm hosting, on-premises compliance workflows, and domain fine-tuning, or choose GPT-6 Astra for autonomous browser/computer workflows, real-time voice agents, and high-difficulty mathematical reasoning.
Frequently asked questions
Which is cheaper: Llama 3 (70B) or GPT-6 Astra?+
Llama 3 (70B) costs $0.35/1M input and $0.8/1M output tokens, while GPT-6 Astra costs $10/1M input and $50/1M output tokens.
Which model has a larger context window: Llama 3 (70B) or GPT-6 Astra?+
Llama 3 (70B) supports 8K tokens whereas GPT-6 Astra supports 272K tokens.
Understand key metrics like context window, token pricing, reasoning mode, and SWE-bench scores in our comprehensive AI glossary.
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Benchmark scores, token prices, and rate limits evolve rapidly as AI labs release model updates. Always verify current specifications and pricing on the official provider documentation.
Sources: Meta & OpenAI Official Documentation