Apodex 1 Models by Apodex

ApodexApache 2.0Open source
Apodex releases · 4 in the last 12 monthsChangelog →
4 models2026Up to 256K ctx

Last refreshed 2026-06-29. Next refresh: weekly.

Details

ResearcherApodex
LicenseApache 2.0OSI-approved
Commercial usePermitted
Models4
Released2026
Max context256K

Capabilities

JSON / Tool useAll models

About

Apodex's first generation of open-weight agentic models for deep research. All variants are fine-tuned from Qwen3.5 base models using three-stage post-training (SFT, agentic DPO, RL on long agentic rollouts). Designed for verification-centric reasoning with native function calling.

Decision facts

Best fit
deep research, agenticJSON / Tool useagent workflows
Capability starting point
Apodex 1.0 0.8B SFT with 256K context and JSON / Tool use
Lowest tracked input
Not tracked
Closest related family
360Zhinao

Current Variants

Use-when guidance is based on each model's tracked capabilities, context window, release date, and replacement status.

4 in view
Apodex 1.0 0.8B SFTCurrent

Use when the workload needs deep research, agentic, 256K context, and 900M parameters.

2026-06deep research, agentic256K context900M parameters
Apodex 1.0 2B SFTCurrent

Use when the workload needs deep research, agentic, 256K context, and 2B parameters.

2026-06deep research, agentic256K context2B parameters
Apodex 1.0 4B SFTCurrent

Use when the workload needs deep research, agentic, 256K context, and 5B parameters.

2026-06deep research, agentic256K context5B parameters
Apodex 1.0 MiniCurrent

Use when the workload needs deep research, agentic, 256K context, and 36B parameters.

2026-06deep research, agentic256K context36B parameters

Release Timeline

1 release group
2026-06
4 current
Apodex 1.0 0.8B SFT
deep research, agentic256K context900M parameters
Current
Apodex 1.0 2B SFT
deep research, agentic256K context2B parameters
Current
Apodex 1.0 4B SFT
deep research, agentic256K context5B parameters
Current
Apodex 1.0 Mini
deep research, agentic256K context36B parameters
Current

Specifications(4 models)

Apodex 1 model specifications comparison
ModelReleasedContextParametersJSON / Tool use
Apodex 1.0 0.8B SFT2026-06256K900MYes
Apodex 1.0 2B SFT2026-06256K2BYes
Apodex 1.0 4B SFT2026-06256K5BYes
Apodex 1.0 Mini2026-06256K36BYes