Model comparison

GPT-4.1 Nano vs TTS 1 HD

Compare GPT-4.1 Nano (OpenAI) and TTS 1 HD (OpenAI) by price, context, capabilities, and latency.

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Which should you pick?

  • Price: TTS 1 HD is cheaper ($0.3 / 10k chars per 10k chars) vs GPT-4.1 Nano ($0.1 / 1M tokens input / $0.4 / 1M tokens output).
  • Context: GPT-4.1 Nano has the larger context window (1M tokens).
  • GPT-4.1 Nano adds: Streaming, Tool calling, JSON mode, Vision, Long context.

Side by side

GPT-4.1 Nano vs TTS 1 HD — full comparison

Compare price, provider, context, capabilities, latency, and source basis.

ModelProviderInputOutputContextCapabilitiesBest forLatencyStatusSource
GPT-4.1 Nanoopenai/gpt-4.1-nanoOpenAI$0.1 / 1M tokens$0.4 / 1M tokens1M
StreamingTool callingJSON modeVision
image understanding, multimodal chat844-2401msCatalogPlatform curated
TTS 1 HDopenai/tts-1-hdOpenAI$0.3 / 10k chars——
General chat via OpenAI, API workloads0-0msCatalogPlatform curated

FAQ

GPT-4.1 Nano vs TTS 1 HD FAQ

Is GPT-4.1 Nano or TTS 1 HD cheaper?

TTS 1 HD is cheaper ($0.3 / 10k chars per 10k chars) vs GPT-4.1 Nano ($0.1 / 1M tokens input / $0.4 / 1M tokens output). Actual cost depends on your input/output token mix — estimate it with the pricing calculator.

Which has a larger context window, GPT-4.1 Nano or TTS 1 HD?

GPT-4.1 Nano is larger (1M tokens) vs — tokens.

GPT-4.1 Nano detailsTTS 1 HD detailsPricing calculatorOpenAI-compatible quickstart